1299686890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{104729}}^1$

素因数の和:104826

約数の個数: 32

約数和(自身を含む): 2511006480

約数和(自身を除く): 1211319590

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 2482, 6205, 12410, 104729, 209458, 523645, 1047290, 1780393, 3560786, 7645217, 8901965, 15290434, 17803930, 38226085, 76452170, 129968689, 259937378, 649843445, 1299686890]

約数ペア:

[(1, 1299686890), (2, 649843445), (5, 259937378), (10, 129968689), (17, 76452170), (34, 38226085), (73, 17803930), (85, 15290434), (146, 8901965), (170, 7645217), (365, 3560786), (730, 1780393), (1241, 1047290), (2482, 523645), (6205, 209458), (12410, 104729)]