56185220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30871}}^1$

素因数の和:30900

約数の個数: 48

約数和(自身を含む): 145221888

約数和(自身を除く): 89036668

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 30871, 61742, 123484, 154355, 216097, 308710, 401323, 432194, 617420, 802646, 864388, 1080485, 1605292, 2006615, 2160970, 2809261, 4013230, 4321940, 5618522, 8026460, 11237044, 14046305, 28092610, 56185220]

約数ペア:

[(1, 56185220), (2, 28092610), (4, 14046305), (5, 11237044), (7, 8026460), (10, 5618522), (13, 4321940), (14, 4013230), (20, 2809261), (26, 2160970), (28, 2006615), (35, 1605292), (52, 1080485), (65, 864388), (70, 802646), (91, 617420), (130, 432194), (140, 401323), (182, 308710), (260, 216097), (364, 154355), (455, 123484), (910, 61742), (1820, 30871)]