987620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 2298240

約数和(自身を除く): 1310620

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 113, 115, 190, 226, 230, 380, 437, 452, 460, 565, 874, 1130, 1748, 2147, 2185, 2260, 2599, 4294, 4370, 5198, 8588, 8740, 10396, 10735, 12995, 21470, 25990, 42940, 49381, 51980, 98762, 197524, 246905, 493810, 987620]

約数ペア:

[(1, 987620), (2, 493810), (4, 246905), (5, 197524), (10, 98762), (19, 51980), (20, 49381), (23, 42940), (38, 25990), (46, 21470), (76, 12995), (92, 10735), (95, 10396), (113, 8740), (115, 8588), (190, 5198), (226, 4370), (230, 4294), (380, 2599), (437, 2260), (452, 2185), (460, 2147), (565, 1748), (874, 1130)]