20148703580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3767}}^1\times {\mathrm{8627}}^1$

素因数の和:12434

約数の個数: 48

約数和(自身を含む): 43693848576

約数和(自身を除く): 23545144996

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3767, 7534, 8627, 15068, 17254, 18835, 34508, 37670, 43135, 75340, 86270, 116777, 172540, 233554, 267437, 467108, 534874, 583885, 1069748, 1167770, 1337185, 2335540, 2674370, 5348740, 32497909, 64995818, 129991636, 162489545, 324979090, 649958180, 1007435179, 2014870358, 4029740716, 5037175895, 10074351790, 20148703580]

約数ペア:

[(1, 20148703580), (2, 10074351790), (4, 5037175895), (5, 4029740716), (10, 2014870358), (20, 1007435179), (31, 649958180), (62, 324979090), (124, 162489545), (155, 129991636), (310, 64995818), (620, 32497909), (3767, 5348740), (7534, 2674370), (8627, 2335540), (15068, 1337185), (17254, 1167770), (18835, 1069748), (34508, 583885), (37670, 534874), (43135, 467108), (75340, 267437), (86270, 233554), (116777, 172540)]