851538020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{35809}}^1$

素因数の和:35888

約数の個数: 48

約数和(自身を含む): 1895065200

約数和(自身を除く): 1043527180

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 4756, 5945, 11890, 23780, 35809, 71618, 143236, 179045, 358090, 716180, 1038461, 1468169, 2076922, 2936338, 4153844, 5192305, 5872676, 7340845, 10384610, 14681690, 20769220, 29363380, 42576901, 85153802, 170307604, 212884505, 425769010, 851538020]

約数ペア:

[(1, 851538020), (2, 425769010), (4, 212884505), (5, 170307604), (10, 85153802), (20, 42576901), (29, 29363380), (41, 20769220), (58, 14681690), (82, 10384610), (116, 7340845), (145, 5872676), (164, 5192305), (205, 4153844), (290, 2936338), (410, 2076922), (580, 1468169), (820, 1038461), (1189, 716180), (2378, 358090), (4756, 179045), (5945, 143236), (11890, 71618), (23780, 35809)]