15730390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5261}}^1$

素因数の和:5304

約数の個数: 32

約数和(自身を含む): 31824576

約数和(自身を除く): 16094186

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 5261, 10522, 26305, 52610, 68393, 121003, 136786, 242006, 341965, 605015, 683930, 1210030, 1573039, 3146078, 7865195, 15730390]

約数ペア:

[(1, 15730390), (2, 7865195), (5, 3146078), (10, 1573039), (13, 1210030), (23, 683930), (26, 605015), (46, 341965), (65, 242006), (115, 136786), (130, 121003), (230, 68393), (299, 52610), (598, 26305), (1495, 10522), (2990, 5261)]