1220435710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{2549}}^1$

素因数の和:2725

約数の個数: 64

約数和(自身を含む): 2467584000

約数和(自身を除く): 1247148290

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 127, 130, 145, 254, 290, 377, 635, 754, 1270, 1651, 1885, 2549, 3302, 3683, 3770, 5098, 7366, 8255, 12745, 16510, 18415, 25490, 33137, 36830, 47879, 66274, 73921, 95758, 147842, 165685, 239395, 323723, 331370, 369605, 478790, 647446, 739210, 960973, 1618615, 1921946, 3237230, 4208399, 4804865, 8416798, 9387967, 9609730, 18775934, 21041995, 42083990, 46939835, 93879670, 122043571, 244087142, 610217855, 1220435710]

約数ペア:

[(1, 1220435710), (2, 610217855), (5, 244087142), (10, 122043571), (13, 93879670), (26, 46939835), (29, 42083990), (58, 21041995), (65, 18775934), (127, 9609730), (130, 9387967), (145, 8416798), (254, 4804865), (290, 4208399), (377, 3237230), (635, 1921946), (754, 1618615), (1270, 960973), (1651, 739210), (1885, 647446), (2549, 478790), (3302, 369605), (3683, 331370), (3770, 323723), (5098, 239395), (7366, 165685), (8255, 147842), (12745, 95758), (16510, 73921), (18415, 66274), (25490, 47879), (33137, 36830)]