84573940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20233}}^1$

素因数の和:20272

約数の個数: 48

約数和(自身を含む): 203958720

約数和(自身を除く): 119384780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 20233, 40466, 80932, 101165, 202330, 222563, 384427, 404660, 445126, 768854, 890252, 1112815, 1537708, 1922135, 2225630, 3844270, 4228697, 4451260, 7688540, 8457394, 16914788, 21143485, 42286970, 84573940]

約数ペア:

[(1, 84573940), (2, 42286970), (4, 21143485), (5, 16914788), (10, 8457394), (11, 7688540), (19, 4451260), (20, 4228697), (22, 3844270), (38, 2225630), (44, 1922135), (55, 1537708), (76, 1112815), (95, 890252), (110, 768854), (190, 445126), (209, 404660), (220, 384427), (380, 222563), (418, 202330), (836, 101165), (1045, 80932), (2090, 40466), (4180, 20233)]