19763360

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{829}}^1$

素因数の和:993

約数の個数: 48

約数和(自身を含む): 47061000

約数和(自身を除く): 27297640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 829, 1192, 1490, 1658, 2384, 2980, 3316, 4145, 4768, 5960, 6632, 8290, 11920, 13264, 16580, 23840, 26528, 33160, 66320, 123521, 132640, 247042, 494084, 617605, 988168, 1235210, 1976336, 2470420, 3952672, 4940840, 9881680, 19763360]

約数ペア:

[(1, 19763360), (2, 9881680), (4, 4940840), (5, 3952672), (8, 2470420), (10, 1976336), (16, 1235210), (20, 988168), (32, 617605), (40, 494084), (80, 247042), (149, 132640), (160, 123521), (298, 66320), (596, 33160), (745, 26528), (829, 23840), (1192, 16580), (1490, 13264), (1658, 11920), (2384, 8290), (2980, 6632), (3316, 5960), (4145, 4768)]