2021569790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{1021}}^1$

素因数の和:1677

約数の個数: 64

約数和(自身を含む): 4066251840

約数和(自身を除く): 2044682050

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 613, 646, 1021, 1226, 1615, 2042, 3065, 3230, 5105, 6130, 10210, 10421, 11647, 17357, 19399, 20842, 23294, 34714, 38798, 52105, 58235, 86785, 96995, 104210, 116470, 173570, 193990, 197999, 329783, 395998, 625873, 659566, 989995, 1251746, 1648915, 1979990, 3129365, 3297830, 6258730, 10639841, 11891587, 21279682, 23783174, 53199205, 59457935, 106398410, 118915870, 202156979, 404313958, 1010784895, 2021569790]

約数ペア:

[(1, 2021569790), (2, 1010784895), (5, 404313958), (10, 202156979), (17, 118915870), (19, 106398410), (34, 59457935), (38, 53199205), (85, 23783174), (95, 21279682), (170, 11891587), (190, 10639841), (323, 6258730), (613, 3297830), (646, 3129365), (1021, 1979990), (1226, 1648915), (1615, 1251746), (2042, 989995), (3065, 659566), (3230, 625873), (5105, 395998), (6130, 329783), (10210, 197999), (10421, 193990), (11647, 173570), (17357, 116470), (19399, 104210), (20842, 96995), (23294, 86785), (34714, 58235), (38798, 52105)]