20136038580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15980983}}^1$

素因数の和:15981005

約数の個数: 72

約数和(自身を含む): 69804938112

約数和(自身を除く): 49668899532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15980983, 31961966, 47942949, 63923932, 79904915, 95885898, 111866881, 143828847, 159809830, 191771796, 223733762, 239714745, 287657694, 319619660, 335600643, 447467524, 479429490, 559334405, 575315388, 671201286, 719144235, 958858980, 1006801929, 1118668810, 1342402572, 1438288470, 1678003215, 2013603858, 2237337620, 2876576940, 3356006430, 4027207716, 5034009645, 6712012860, 10068019290, 20136038580]

約数ペア:

[(1, 20136038580), (2, 10068019290), (3, 6712012860), (4, 5034009645), (5, 4027207716), (6, 3356006430), (7, 2876576940), (9, 2237337620), (10, 2013603858), (12, 1678003215), (14, 1438288470), (15, 1342402572), (18, 1118668810), (20, 1006801929), (21, 958858980), (28, 719144235), (30, 671201286), (35, 575315388), (36, 559334405), (42, 479429490), (45, 447467524), (60, 335600643), (63, 319619660), (70, 287657694), (84, 239714745), (90, 223733762), (105, 191771796), (126, 159809830), (140, 143828847), (180, 111866881), (210, 95885898), (252, 79904915), (315, 63923932), (420, 47942949), (630, 31961966), (1260, 15980983)]