20923411860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2980543}}^1$

素因数の和:2980574

約数の個数: 96

約数和(自身を含む): 70102394880

約数和(自身を除く): 49178983020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 7020, 2980543, 5961086, 8941629, 11922172, 14902715, 17883258, 26824887, 29805430, 35766516, 38747059, 44708145, 53649774, 59610860, 77494118, 80474661, 89416290, 107299548, 116241177, 134124435, 154988236, 160949322, 178832580, 193735295, 232482354, 268248870, 321898644, 348723531, 387470590, 402373305, 464964708, 536497740, 581205885, 697447062, 774941180, 804746610, 1046170593, 1162411770, 1394894124, 1609493220, 1743617655, 2092341186, 2324823540, 3487235310, 4184682372, 5230852965, 6974470620, 10461705930, 20923411860]

約数ペア:

[(1, 20923411860), (2, 10461705930), (3, 6974470620), (4, 5230852965), (5, 4184682372), (6, 3487235310), (9, 2324823540), (10, 2092341186), (12, 1743617655), (13, 1609493220), (15, 1394894124), (18, 1162411770), (20, 1046170593), (26, 804746610), (27, 774941180), (30, 697447062), (36, 581205885), (39, 536497740), (45, 464964708), (52, 402373305), (54, 387470590), (60, 348723531), (65, 321898644), (78, 268248870), (90, 232482354), (108, 193735295), (117, 178832580), (130, 160949322), (135, 154988236), (156, 134124435), (180, 116241177), (195, 107299548), (234, 89416290), (260, 80474661), (270, 77494118), (351, 59610860), (390, 53649774), (468, 44708145), (540, 38747059), (585, 35766516), (702, 29805430), (780, 26824887), (1170, 17883258), (1404, 14902715), (1755, 11922172), (2340, 8941629), (3510, 5961086), (7020, 2980543)]