765680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:593

約数の個数: 40

約数和(自身を含む): 1888272

約数和(自身を除く): 1122592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 563, 680, 1126, 1360, 2252, 2815, 4504, 5630, 9008, 9571, 11260, 19142, 22520, 38284, 45040, 47855, 76568, 95710, 153136, 191420, 382840, 765680]

約数ペア:

[(1, 765680), (2, 382840), (4, 191420), (5, 153136), (8, 95710), (10, 76568), (16, 47855), (17, 45040), (20, 38284), (34, 22520), (40, 19142), (68, 11260), (80, 9571), (85, 9008), (136, 5630), (170, 4504), (272, 2815), (340, 2252), (563, 1360), (680, 1126)]