211020530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103951}}^1$

素因数の和:103994

約数の個数: 32

約数和(自身を含む): 449072640

約数和(自身を除く): 238052110

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 103951, 207902, 519755, 727657, 1039510, 1455314, 3014579, 3638285, 6029158, 7276570, 15072895, 21102053, 30145790, 42204106, 105510265, 211020530]

約数ペア:

[(1, 211020530), (2, 105510265), (5, 42204106), (7, 30145790), (10, 21102053), (14, 15072895), (29, 7276570), (35, 6029158), (58, 3638285), (70, 3014579), (145, 1455314), (203, 1039510), (290, 727657), (406, 519755), (1015, 207902), (2030, 103951)]