13220630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1223}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 25380864

約数和(自身を除く): 12160234

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 1223, 2162, 2446, 5405, 6115, 10810, 12230, 28129, 56258, 57481, 114962, 140645, 281290, 287405, 574810, 1322063, 2644126, 6610315, 13220630]

約数ペア:

[(1, 13220630), (2, 6610315), (5, 2644126), (10, 1322063), (23, 574810), (46, 287405), (47, 281290), (94, 140645), (115, 114962), (230, 57481), (235, 56258), (470, 28129), (1081, 12230), (1223, 10810), (2162, 6115), (2446, 5405)]