7222180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 17579520

約数和(自身を除く): 10357340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 653, 790, 1106, 1306, 1580, 2212, 2612, 2765, 3265, 4571, 5530, 6530, 9142, 11060, 13060, 18284, 22855, 45710, 51587, 91420, 103174, 206348, 257935, 361109, 515870, 722218, 1031740, 1444436, 1805545, 3611090, 7222180]

約数ペア:

[(1, 7222180), (2, 3611090), (4, 1805545), (5, 1444436), (7, 1031740), (10, 722218), (14, 515870), (20, 361109), (28, 257935), (35, 206348), (70, 103174), (79, 91420), (140, 51587), (158, 45710), (316, 22855), (395, 18284), (553, 13060), (653, 11060), (790, 9142), (1106, 6530), (1306, 5530), (1580, 4571), (2212, 3265), (2612, 2765)]