402016070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{1997}}^1$

素因数の和:2536

約数の個数: 32

約数和(自身を含む): 743160096

約数和(自身を除く): 341144026

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 491, 982, 1997, 2455, 3994, 4910, 9985, 19970, 20131, 40262, 81877, 100655, 163754, 201310, 409385, 818770, 980527, 1961054, 4902635, 9805270, 40201607, 80403214, 201008035, 402016070]

約数ペア:

[(1, 402016070), (2, 201008035), (5, 80403214), (10, 40201607), (41, 9805270), (82, 4902635), (205, 1961054), (410, 980527), (491, 818770), (982, 409385), (1997, 201310), (2455, 163754), (3994, 100655), (4910, 81877), (9985, 40262), (19970, 20131)]