1900261790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{263}}^1\times {\mathrm{443}}^1$

素因数の和:953

約数の個数: 64

約数和(自身を含む): 3949710336

約数和(自身を除く): 2049448546

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 233, 263, 443, 466, 526, 886, 1165, 1315, 1631, 1841, 2215, 2330, 2630, 3101, 3262, 3682, 4430, 6202, 8155, 9205, 15505, 16310, 18410, 31010, 61279, 103219, 116509, 122558, 206438, 233018, 306395, 428953, 516095, 582545, 612790, 722533, 815563, 857906, 1032190, 1165090, 1445066, 1631126, 2144765, 3612665, 4077815, 4289530, 7225330, 8155630, 27146597, 54293194, 135732985, 190026179, 271465970, 380052358, 950130895, 1900261790]

約数ペア:

[(1, 1900261790), (2, 950130895), (5, 380052358), (7, 271465970), (10, 190026179), (14, 135732985), (35, 54293194), (70, 27146597), (233, 8155630), (263, 7225330), (443, 4289530), (466, 4077815), (526, 3612665), (886, 2144765), (1165, 1631126), (1315, 1445066), (1631, 1165090), (1841, 1032190), (2215, 857906), (2330, 815563), (2630, 722533), (3101, 612790), (3262, 582545), (3682, 516095), (4430, 428953), (6202, 306395), (8155, 233018), (9205, 206438), (15505, 122558), (16310, 116509), (18410, 103219), (31010, 61279)]