2145870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 5655312

約数和(自身を除く): 3509442

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 113, 211, 226, 339, 422, 565, 633, 678, 1017, 1055, 1130, 1266, 1695, 1899, 2034, 2110, 3165, 3390, 3798, 5085, 6330, 9495, 10170, 18990, 23843, 47686, 71529, 119215, 143058, 214587, 238430, 357645, 429174, 715290, 1072935, 2145870]

約数ペア:

[(1, 2145870), (2, 1072935), (3, 715290), (5, 429174), (6, 357645), (9, 238430), (10, 214587), (15, 143058), (18, 119215), (30, 71529), (45, 47686), (90, 23843), (113, 18990), (211, 10170), (226, 9495), (339, 6330), (422, 5085), (565, 3798), (633, 3390), (678, 3165), (1017, 2110), (1055, 2034), (1130, 1899), (1266, 1695)]