20149487910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{9491}}^1$

素因数の和:12131

約数の個数: 80

約数和(自身を含む): 54206116272

約数和(自身を除く): 34056628362

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 2621, 5242, 7863, 9491, 13105, 15726, 18982, 23589, 26210, 28473, 39315, 47178, 47455, 56946, 70767, 78630, 85419, 94910, 117945, 141534, 142365, 170838, 212301, 235890, 256257, 284730, 353835, 424602, 427095, 512514, 707670, 768771, 854190, 1061505, 1281285, 1537542, 2123010, 2562570, 3843855, 7687710, 24875911, 49751822, 74627733, 124379555, 149255466, 223883199, 248759110, 373138665, 447766398, 671649597, 746277330, 1119415995, 1343299194, 2014948791, 2238831990, 3358247985, 4029897582, 6716495970, 10074743955, 20149487910]

約数ペア:

[(1, 20149487910), (2, 10074743955), (3, 6716495970), (5, 4029897582), (6, 3358247985), (9, 2238831990), (10, 2014948791), (15, 1343299194), (18, 1119415995), (27, 746277330), (30, 671649597), (45, 447766398), (54, 373138665), (81, 248759110), (90, 223883199), (135, 149255466), (162, 124379555), (270, 74627733), (405, 49751822), (810, 24875911), (2621, 7687710), (5242, 3843855), (7863, 2562570), (9491, 2123010), (13105, 1537542), (15726, 1281285), (18982, 1061505), (23589, 854190), (26210, 768771), (28473, 707670), (39315, 512514), (47178, 427095), (47455, 424602), (56946, 353835), (70767, 284730), (78630, 256257), (85419, 235890), (94910, 212301), (117945, 170838), (141534, 142365)]