488813380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{10631}}^1$

素因数の和:10681

約数の個数: 72

約数和(自身を含む): 1187807040

約数和(自身を除く): 698993660

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 2090, 2299, 2420, 4180, 4598, 9196, 10631, 11495, 21262, 22990, 42524, 45980, 53155, 106310, 116941, 201989, 212620, 233882, 403978, 467764, 584705, 807956, 1009945, 1169410, 1286351, 2019890, 2221879, 2338820, 2572702, 4039780, 4443758, 5145404, 6431755, 8887516, 11109395, 12863510, 22218790, 24440669, 25727020, 44437580, 48881338, 97762676, 122203345, 244406690, 488813380]

約数ペア:

[(1, 488813380), (2, 244406690), (4, 122203345), (5, 97762676), (10, 48881338), (11, 44437580), (19, 25727020), (20, 24440669), (22, 22218790), (38, 12863510), (44, 11109395), (55, 8887516), (76, 6431755), (95, 5145404), (110, 4443758), (121, 4039780), (190, 2572702), (209, 2338820), (220, 2221879), (242, 2019890), (380, 1286351), (418, 1169410), (484, 1009945), (605, 807956), (836, 584705), (1045, 467764), (1210, 403978), (2090, 233882), (2299, 212620), (2420, 201989), (4180, 116941), (4598, 106310), (9196, 53155), (10631, 45980), (11495, 42524), (21262, 22990)]