397408020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6623467}}^1$

素因数の和:6623479

約数の個数: 24

約数和(自身を含む): 1112742624

約数和(自身を除く): 715334604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6623467, 13246934, 19870401, 26493868, 33117335, 39740802, 66234670, 79481604, 99352005, 132469340, 198704010, 397408020]

約数ペア:

[(1, 397408020), (2, 198704010), (3, 132469340), (4, 99352005), (5, 79481604), (6, 66234670), (10, 39740802), (12, 33117335), (15, 26493868), (20, 19870401), (30, 13246934), (60, 6623467)]