1999179160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{19841}}^1$

素因数の和:20092

約数の個数: 64

約数和(自身を含む): 4928752800

約数和(自身を除く): 2929573640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 229, 440, 458, 916, 1145, 1832, 2290, 2519, 4580, 5038, 9160, 10076, 12595, 19841, 20152, 25190, 39682, 50380, 79364, 99205, 100760, 158728, 198410, 218251, 396820, 436502, 793640, 873004, 1091255, 1746008, 2182510, 4365020, 4543589, 8730040, 9087178, 18174356, 22717945, 36348712, 45435890, 49979479, 90871780, 99958958, 181743560, 199917916, 249897395, 399835832, 499794790, 999589580, 1999179160]

約数ペア:

[(1, 1999179160), (2, 999589580), (4, 499794790), (5, 399835832), (8, 249897395), (10, 199917916), (11, 181743560), (20, 99958958), (22, 90871780), (40, 49979479), (44, 45435890), (55, 36348712), (88, 22717945), (110, 18174356), (220, 9087178), (229, 8730040), (440, 4543589), (458, 4365020), (916, 2182510), (1145, 1746008), (1832, 1091255), (2290, 873004), (2519, 793640), (4580, 436502), (5038, 396820), (9160, 218251), (10076, 198410), (12595, 158728), (19841, 100760), (20152, 99205), (25190, 79364), (39682, 50380)]