27898420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{601}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 64322496

約数和(自身を除く): 36424076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 601, 844, 1055, 1202, 2110, 2321, 2404, 3005, 4220, 4642, 6010, 6611, 9284, 11605, 12020, 13222, 23210, 26444, 33055, 46420, 66110, 126811, 132220, 253622, 507244, 634055, 1268110, 1394921, 2536220, 2789842, 5579684, 6974605, 13949210, 27898420]

約数ペア:

[(1, 27898420), (2, 13949210), (4, 6974605), (5, 5579684), (10, 2789842), (11, 2536220), (20, 1394921), (22, 1268110), (44, 634055), (55, 507244), (110, 253622), (211, 132220), (220, 126811), (422, 66110), (601, 46420), (844, 33055), (1055, 26444), (1202, 23210), (2110, 13222), (2321, 12020), (2404, 11605), (3005, 9284), (4220, 6611), (4642, 6010)]