11381840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8369}}^1$

素因数の和:8399

約数の個数: 40

約数和(自身を含む): 28022760

約数和(自身を除く): 16640920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8369, 16738, 33476, 41845, 66952, 83690, 133904, 142273, 167380, 284546, 334760, 569092, 669520, 711365, 1138184, 1422730, 2276368, 2845460, 5690920, 11381840]

約数ペア:

[(1, 11381840), (2, 5690920), (4, 2845460), (5, 2276368), (8, 1422730), (10, 1138184), (16, 711365), (17, 669520), (20, 569092), (34, 334760), (40, 284546), (68, 167380), (80, 142273), (85, 133904), (136, 83690), (170, 66952), (272, 41845), (340, 33476), (680, 16738), (1360, 8369)]