7288720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2939}}^1$

素因数の和:2983

約数の個数: 40

約数和(自身を含む): 17498880

約数和(自身を除く): 10210160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 2939, 5878, 11756, 14695, 23512, 29390, 47024, 58780, 91109, 117560, 182218, 235120, 364436, 455545, 728872, 911090, 1457744, 1822180, 3644360, 7288720]

約数ペア:

[(1, 7288720), (2, 3644360), (4, 1822180), (5, 1457744), (8, 911090), (10, 728872), (16, 455545), (20, 364436), (31, 235120), (40, 182218), (62, 117560), (80, 91109), (124, 58780), (155, 47024), (248, 29390), (310, 23512), (496, 14695), (620, 11756), (1240, 5878), (2480, 2939)]