490991710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{18521}}^1$

素因数の和:18780

約数の個数: 32

約数和(自身を含む): 968181984

約数和(自身を除く): 477190274

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 241, 482, 1205, 2410, 2651, 5302, 13255, 18521, 26510, 37042, 92605, 185210, 203731, 407462, 1018655, 2037310, 4463561, 8927122, 22317805, 44635610, 49099171, 98198342, 245495855, 490991710]

約数ペア:

[(1, 490991710), (2, 245495855), (5, 98198342), (10, 49099171), (11, 44635610), (22, 22317805), (55, 8927122), (110, 4463561), (241, 2037310), (482, 1018655), (1205, 407462), (2410, 203731), (2651, 185210), (5302, 92605), (13255, 37042), (18521, 26510)]