9809360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 25391232

約数和(自身を除く): 15581872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 157, 176, 220, 284, 314, 355, 440, 568, 628, 710, 781, 785, 880, 1136, 1256, 1420, 1562, 1570, 1727, 2512, 2840, 3124, 3140, 3454, 3905, 5680, 6248, 6280, 6908, 7810, 8635, 11147, 12496, 12560, 13816, 15620, 17270, 22294, 27632, 31240, 34540, 44588, 55735, 62480, 69080, 89176, 111470, 122617, 138160, 178352, 222940, 245234, 445880, 490468, 613085, 891760, 980936, 1226170, 1961872, 2452340, 4904680, 9809360]

約数ペア:

[(1, 9809360), (2, 4904680), (4, 2452340), (5, 1961872), (8, 1226170), (10, 980936), (11, 891760), (16, 613085), (20, 490468), (22, 445880), (40, 245234), (44, 222940), (55, 178352), (71, 138160), (80, 122617), (88, 111470), (110, 89176), (142, 69080), (157, 62480), (176, 55735), (220, 44588), (284, 34540), (314, 31240), (355, 27632), (440, 22294), (568, 17270), (628, 15620), (710, 13816), (781, 12560), (785, 12496), (880, 11147), (1136, 8635), (1256, 7810), (1420, 6908), (1562, 6280), (1570, 6248), (1727, 5680), (2512, 3905), (2840, 3454), (3124, 3140)]