9240980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 22377600

約数和(自身を除く): 13136620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 443, 596, 745, 886, 1043, 1490, 1772, 2086, 2215, 2980, 3101, 4172, 4430, 5215, 6202, 8860, 10430, 12404, 15505, 20860, 31010, 62020, 66007, 132014, 264028, 330035, 462049, 660070, 924098, 1320140, 1848196, 2310245, 4620490, 9240980]

約数ペア:

[(1, 9240980), (2, 4620490), (4, 2310245), (5, 1848196), (7, 1320140), (10, 924098), (14, 660070), (20, 462049), (28, 330035), (35, 264028), (70, 132014), (140, 66007), (149, 62020), (298, 31010), (443, 20860), (596, 15505), (745, 12404), (886, 10430), (1043, 8860), (1490, 6202), (1772, 5215), (2086, 4430), (2215, 4172), (2980, 3101)]