8495740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 20624688

約数和(自身を除く): 12128948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 73, 92, 110, 115, 146, 220, 230, 253, 292, 365, 460, 506, 529, 730, 803, 1012, 1058, 1265, 1460, 1606, 1679, 2116, 2530, 2645, 3212, 3358, 4015, 5060, 5290, 5819, 6716, 8030, 8395, 10580, 11638, 16060, 16790, 18469, 23276, 29095, 33580, 36938, 38617, 58190, 73876, 77234, 92345, 116380, 154468, 184690, 193085, 369380, 386170, 424787, 772340, 849574, 1699148, 2123935, 4247870, 8495740]

約数ペア:

[(1, 8495740), (2, 4247870), (4, 2123935), (5, 1699148), (10, 849574), (11, 772340), (20, 424787), (22, 386170), (23, 369380), (44, 193085), (46, 184690), (55, 154468), (73, 116380), (92, 92345), (110, 77234), (115, 73876), (146, 58190), (220, 38617), (230, 36938), (253, 33580), (292, 29095), (365, 23276), (460, 18469), (506, 16790), (529, 16060), (730, 11638), (803, 10580), (1012, 8395), (1058, 8030), (1265, 6716), (1460, 5819), (1606, 5290), (1679, 5060), (2116, 4015), (2530, 3358), (2645, 3212)]