209804530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{15083}}^1$

素因数の和:15210

約数の個数: 32

約数和(自身を含む): 410526144

約数和(自身を除く): 200721614

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 2782, 6955, 13910, 15083, 30166, 75415, 150830, 196079, 392158, 980395, 1613881, 1960790, 3227762, 8069405, 16138810, 20980453, 41960906, 104902265, 209804530]

約数ペア:

[(1, 209804530), (2, 104902265), (5, 41960906), (10, 20980453), (13, 16138810), (26, 8069405), (65, 3227762), (107, 1960790), (130, 1613881), (214, 980395), (535, 392158), (1070, 196079), (1391, 150830), (2782, 75415), (6955, 30166), (13910, 15083)]