20576770740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{90511}}^1$

素因数の和:90950

約数の個数: 96

約数和(自身を含む): 64169387520

約数和(自身を除く): 43592616780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 421, 540, 842, 1263, 1684, 2105, 2526, 3789, 4210, 5052, 6315, 7578, 8420, 11367, 12630, 15156, 18945, 22734, 25260, 37890, 45468, 56835, 75780, 90511, 113670, 181022, 227340, 271533, 362044, 452555, 543066, 814599, 905110, 1086132, 1357665, 1629198, 1810220, 2443797, 2715330, 3258396, 4072995, 4887594, 5430660, 8145990, 9775188, 12218985, 16291980, 24437970, 38105131, 48875940, 76210262, 114315393, 152420524, 190525655, 228630786, 342946179, 381051310, 457261572, 571576965, 685892358, 762102620, 1028838537, 1143153930, 1371784716, 1714730895, 2057677074, 2286307860, 3429461790, 4115354148, 5144192685, 6858923580, 10288385370, 20576770740]

約数ペア:

[(1, 20576770740), (2, 10288385370), (3, 6858923580), (4, 5144192685), (5, 4115354148), (6, 3429461790), (9, 2286307860), (10, 2057677074), (12, 1714730895), (15, 1371784716), (18, 1143153930), (20, 1028838537), (27, 762102620), (30, 685892358), (36, 571576965), (45, 457261572), (54, 381051310), (60, 342946179), (90, 228630786), (108, 190525655), (135, 152420524), (180, 114315393), (270, 76210262), (421, 48875940), (540, 38105131), (842, 24437970), (1263, 16291980), (1684, 12218985), (2105, 9775188), (2526, 8145990), (3789, 5430660), (4210, 4887594), (5052, 4072995), (6315, 3258396), (7578, 2715330), (8420, 2443797), (11367, 1810220), (12630, 1629198), (15156, 1357665), (18945, 1086132), (22734, 905110), (25260, 814599), (37890, 543066), (45468, 452555), (56835, 362044), (75780, 271533), (90511, 227340), (113670, 181022)]