4269490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 8449920

約数和(自身を除く): 4180430

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 977, 1954, 2185, 4370, 4885, 9770, 18563, 22471, 37126, 44942, 92815, 112355, 185630, 224710, 426949, 853898, 2134745, 4269490]

約数ペア:

[(1, 4269490), (2, 2134745), (5, 853898), (10, 426949), (19, 224710), (23, 185630), (38, 112355), (46, 92815), (95, 44942), (115, 37126), (190, 22471), (230, 18563), (437, 9770), (874, 4885), (977, 4370), (1954, 2185)]