29478020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{937}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 73355352

約数和(自身を除く): 43877332

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 937, 1210, 1430, 1573, 1874, 2420, 2860, 3146, 3748, 4685, 6292, 7865, 9370, 10307, 12181, 15730, 18740, 20614, 24362, 31460, 41228, 48724, 51535, 60905, 103070, 113377, 121810, 133991, 206140, 226754, 243620, 267982, 453508, 535964, 566885, 669955, 1133770, 1339910, 1473901, 2267540, 2679820, 2947802, 5895604, 7369505, 14739010, 29478020]

約数ペア:

[(1, 29478020), (2, 14739010), (4, 7369505), (5, 5895604), (10, 2947802), (11, 2679820), (13, 2267540), (20, 1473901), (22, 1339910), (26, 1133770), (44, 669955), (52, 566885), (55, 535964), (65, 453508), (110, 267982), (121, 243620), (130, 226754), (143, 206140), (220, 133991), (242, 121810), (260, 113377), (286, 103070), (484, 60905), (572, 51535), (605, 48724), (715, 41228), (937, 31460), (1210, 24362), (1430, 20614), (1573, 18740), (1874, 15730), (2420, 12181), (2860, 10307), (3146, 9370), (3748, 7865), (4685, 6292)]