40302780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{95959}}^1$

素因数の和:95978

約数の個数: 48

約数和(自身を含む): 128970240

約数和(自身を除く): 88667460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 95959, 191918, 287877, 383836, 479795, 575754, 671713, 959590, 1151508, 1343426, 1439385, 1919180, 2015139, 2686852, 2878770, 3358565, 4030278, 5757540, 6717130, 8060556, 10075695, 13434260, 20151390, 40302780]

約数ペア:

[(1, 40302780), (2, 20151390), (3, 13434260), (4, 10075695), (5, 8060556), (6, 6717130), (7, 5757540), (10, 4030278), (12, 3358565), (14, 2878770), (15, 2686852), (20, 2015139), (21, 1919180), (28, 1439385), (30, 1343426), (35, 1151508), (42, 959590), (60, 671713), (70, 575754), (84, 479795), (105, 383836), (140, 287877), (210, 191918), (420, 95959)]