17191420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{857}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 38918880

約数和(自身を除く): 21727460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 857, 1003, 1180, 1714, 2006, 3428, 4012, 4285, 5015, 8570, 10030, 14569, 17140, 20060, 29138, 50563, 58276, 72845, 101126, 145690, 202252, 252815, 291380, 505630, 859571, 1011260, 1719142, 3438284, 4297855, 8595710, 17191420]

約数ペア:

[(1, 17191420), (2, 8595710), (4, 4297855), (5, 3438284), (10, 1719142), (17, 1011260), (20, 859571), (34, 505630), (59, 291380), (68, 252815), (85, 202252), (118, 145690), (170, 101126), (236, 72845), (295, 58276), (340, 50563), (590, 29138), (857, 20060), (1003, 17140), (1180, 14569), (1714, 10030), (2006, 8570), (3428, 5015), (4012, 4285)]