1290080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{733}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 3329424

約数和(自身を除く): 2039344

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, 733, 880, 1466, 1760, 2932, 3665, 5864, 7330, 8063, 11728, 14660, 16126, 23456, 29320, 32252, 40315, 58640, 64504, 80630, 117280, 129008, 161260, 258016, 322520, 645040, 1290080]

約数ペア:

[(1, 1290080), (2, 645040), (4, 322520), (5, 258016), (8, 161260), (10, 129008), (11, 117280), (16, 80630), (20, 64504), (22, 58640), (32, 40315), (40, 32252), (44, 29320), (55, 23456), (80, 16126), (88, 14660), (110, 11728), (160, 8063), (176, 7330), (220, 5864), (352, 3665), (440, 2932), (733, 1760), (880, 1466)]