15840790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9839}}^1$

素因数の和:9876

約数の個数: 32

約数和(自身を含む): 34007040

約数和(自身を除く): 18166250

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 9839, 19678, 49195, 68873, 98390, 137746, 226297, 344365, 452594, 688730, 1131485, 1584079, 2262970, 3168158, 7920395, 15840790]

約数ペア:

[(1, 15840790), (2, 7920395), (5, 3168158), (7, 2262970), (10, 1584079), (14, 1131485), (23, 688730), (35, 452594), (46, 344365), (70, 226297), (115, 137746), (161, 98390), (230, 68873), (322, 49195), (805, 19678), (1610, 9839)]