9953840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 26435808

約数和(自身を除く): 16481968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 563, 680, 884, 1040, 1105, 1126, 1360, 1768, 2210, 2252, 2815, 3536, 4420, 4504, 5630, 7319, 8840, 9008, 9571, 11260, 14638, 17680, 19142, 22520, 29276, 36595, 38284, 45040, 47855, 58552, 73190, 76568, 95710, 117104, 124423, 146380, 153136, 191420, 248846, 292760, 382840, 497692, 585520, 622115, 765680, 995384, 1244230, 1990768, 2488460, 4976920, 9953840]

約数ペア:

[(1, 9953840), (2, 4976920), (4, 2488460), (5, 1990768), (8, 1244230), (10, 995384), (13, 765680), (16, 622115), (17, 585520), (20, 497692), (26, 382840), (34, 292760), (40, 248846), (52, 191420), (65, 153136), (68, 146380), (80, 124423), (85, 117104), (104, 95710), (130, 76568), (136, 73190), (170, 58552), (208, 47855), (221, 45040), (260, 38284), (272, 36595), (340, 29276), (442, 22520), (520, 19142), (563, 17680), (680, 14638), (884, 11260), (1040, 9571), (1105, 9008), (1126, 8840), (1360, 7319), (1768, 5630), (2210, 4504), (2252, 4420), (2815, 3536)]