2005490080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1139483}}^1$

素因数の和:1139509

約数の個数: 48

約数和(自身を含む): 5168699424

約数和(自身を除く): 3163209344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 1139483, 2278966, 4557932, 5697415, 9115864, 11394830, 12534313, 18231728, 22789660, 25068626, 36463456, 45579320, 50137252, 62671565, 91158640, 100274504, 125343130, 182317280, 200549008, 250686260, 401098016, 501372520, 1002745040, 2005490080]

約数ペア:

[(1, 2005490080), (2, 1002745040), (4, 501372520), (5, 401098016), (8, 250686260), (10, 200549008), (11, 182317280), (16, 125343130), (20, 100274504), (22, 91158640), (32, 62671565), (40, 50137252), (44, 45579320), (55, 36463456), (80, 25068626), (88, 22789660), (110, 18231728), (160, 12534313), (176, 11394830), (220, 9115864), (352, 5697415), (440, 4557932), (880, 2278966), (1760, 1139483)]