202172840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{17489}}^1$

素因数の和:17534

約数の個数: 48

約数和(自身を含む): 483248700

約数和(自身を除く): 281075860

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 11560, 17489, 34978, 69956, 87445, 139912, 174890, 297313, 349780, 594626, 699560, 1189252, 1486565, 2378504, 2973130, 5054321, 5946260, 10108642, 11892520, 20217284, 25271605, 40434568, 50543210, 101086420, 202172840]

約数ペア:

[(1, 202172840), (2, 101086420), (4, 50543210), (5, 40434568), (8, 25271605), (10, 20217284), (17, 11892520), (20, 10108642), (34, 5946260), (40, 5054321), (68, 2973130), (85, 2378504), (136, 1486565), (170, 1189252), (289, 699560), (340, 594626), (578, 349780), (680, 297313), (1156, 174890), (1445, 139912), (2312, 87445), (2890, 69956), (5780, 34978), (11560, 17489)]