7141880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2927}}^1$

素因数の和:2999

約数の個数: 32

約数和(自身を含む): 16338240

約数和(自身を除く): 9196360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 2927, 5854, 11708, 14635, 23416, 29270, 58540, 117080, 178547, 357094, 714188, 892735, 1428376, 1785470, 3570940, 7141880]

約数ペア:

[(1, 7141880), (2, 3570940), (4, 1785470), (5, 1428376), (8, 892735), (10, 714188), (20, 357094), (40, 178547), (61, 117080), (122, 58540), (244, 29270), (305, 23416), (488, 14635), (610, 11708), (1220, 5854), (2440, 2927)]