7811340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1289}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 22105440

約数和(自身を除く): 14294100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1289, 1515, 2020, 2578, 3030, 3867, 5156, 6060, 6445, 7734, 12890, 15468, 19335, 25780, 38670, 77340, 130189, 260378, 390567, 520756, 650945, 781134, 1301890, 1562268, 1952835, 2603780, 3905670, 7811340]

約数ペア:

[(1, 7811340), (2, 3905670), (3, 2603780), (4, 1952835), (5, 1562268), (6, 1301890), (10, 781134), (12, 650945), (15, 520756), (20, 390567), (30, 260378), (60, 130189), (101, 77340), (202, 38670), (303, 25780), (404, 19335), (505, 15468), (606, 12890), (1010, 7734), (1212, 6445), (1289, 6060), (1515, 5156), (2020, 3867), (2578, 3030)]