20446047720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1159073}}^1$

素因数の和:1159104

約数の個数: 144

約数和(自身を含む): 77298645060

約数和(自身を除く): 56852597340

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 1159073, 2318146, 3477219, 4636292, 5795365, 6954438, 8113511, 9272584, 10431657, 11590730, 13908876, 16227022, 17386095, 20863314, 23181460, 24340533, 27817752, 32454044, 34772190, 40567555, 41726628, 46362920, 48681066, 52158285, 56794577, 64908088, 69544380, 73021599, 81135110, 83453256, 97362132, 104316570, 113589154, 121702665, 139088760, 146043198, 162270220, 170383731, 194724264, 208633140, 227178308, 243405330, 283972885, 292086396, 324540440, 340767462, 365107995, 417266280, 454356616, 486810660, 511151193, 567945770, 584172792, 681534924, 730215990, 851918655, 973621320, 1022302386, 1135891540, 1363069848, 1460431980, 1703837310, 2044604772, 2271783080, 2555755965, 2920863960, 3407674620, 4089209544, 5111511930, 6815349240, 10223023860, 20446047720]

約数ペア:

[(1, 20446047720), (2, 10223023860), (3, 6815349240), (4, 5111511930), (5, 4089209544), (6, 3407674620), (7, 2920863960), (8, 2555755965), (9, 2271783080), (10, 2044604772), (12, 1703837310), (14, 1460431980), (15, 1363069848), (18, 1135891540), (20, 1022302386), (21, 973621320), (24, 851918655), (28, 730215990), (30, 681534924), (35, 584172792), (36, 567945770), (40, 511151193), (42, 486810660), (45, 454356616), (49, 417266280), (56, 365107995), (60, 340767462), (63, 324540440), (70, 292086396), (72, 283972885), (84, 243405330), (90, 227178308), (98, 208633140), (105, 194724264), (120, 170383731), (126, 162270220), (140, 146043198), (147, 139088760), (168, 121702665), (180, 113589154), (196, 104316570), (210, 97362132), (245, 83453256), (252, 81135110), (280, 73021599), (294, 69544380), (315, 64908088), (360, 56794577), (392, 52158285), (420, 48681066), (441, 46362920), (490, 41726628), (504, 40567555), (588, 34772190), (630, 32454044), (735, 27817752), (840, 24340533), (882, 23181460), (980, 20863314), (1176, 17386095), (1260, 16227022), (1470, 13908876), (1764, 11590730), (1960, 10431657), (2205, 9272584), (2520, 8113511), (2940, 6954438), (3528, 5795365), (4410, 4636292), (5880, 3477219), (8820, 2318146), (17640, 1159073)]