31429020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{74831}}^1$

素因数の和:74850

約数の個数: 48

約数和(自身を含む): 100574208

約数和(自身を除く): 69145188

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, 74831, 149662, 224493, 299324, 374155, 448986, 523817, 748310, 897972, 1047634, 1122465, 1496620, 1571451, 2095268, 2244930, 2619085, 3142902, 4489860, 5238170, 6285804, 7857255, 10476340, 15714510, 31429020]

約数ペア:

[(1, 31429020), (2, 15714510), (3, 10476340), (4, 7857255), (5, 6285804), (6, 5238170), (7, 4489860), (10, 3142902), (12, 2619085), (14, 2244930), (15, 2095268), (20, 1571451), (21, 1496620), (28, 1122465), (30, 1047634), (35, 897972), (42, 748310), (60, 523817), (70, 448986), (84, 374155), (105, 299324), (140, 224493), (210, 149662), (420, 74831)]