31427340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{74827}}^1$

素因数の和:74846

約数の個数: 48

約数和(自身を含む): 100568832

約数和(自身を除く): 69141492

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, 74827, 149654, 224481, 299308, 374135, 448962, 523789, 748270, 897924, 1047578, 1122405, 1496540, 1571367, 2095156, 2244810, 2618945, 3142734, 4489620, 5237890, 6285468, 7856835, 10475780, 15713670, 31427340]

約数ペア:

[(1, 31427340), (2, 15713670), (3, 10475780), (4, 7856835), (5, 6285468), (6, 5237890), (7, 4489620), (10, 3142734), (12, 2618945), (14, 2244810), (15, 2095156), (20, 1571367), (21, 1496540), (28, 1122405), (30, 1047578), (35, 897924), (42, 748270), (60, 523789), (70, 448962), (84, 374135), (105, 299308), (140, 224481), (210, 149654), (420, 74827)]