200019280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{147073}}^1$

素因数の和:147103

約数の個数: 40

約数和(自身を含む): 492403752

約数和(自身を除く): 292384472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 147073, 294146, 588292, 735365, 1176584, 1470730, 2353168, 2500241, 2941460, 5000482, 5882920, 10000964, 11765840, 12501205, 20001928, 25002410, 40003856, 50004820, 100009640, 200019280]

約数ペア:

[(1, 200019280), (2, 100009640), (4, 50004820), (5, 40003856), (8, 25002410), (10, 20001928), (16, 12501205), (17, 11765840), (20, 10000964), (34, 5882920), (40, 5000482), (68, 2941460), (80, 2500241), (85, 2353168), (136, 1470730), (170, 1176584), (272, 735365), (340, 588292), (680, 294146), (1360, 147073)]