2189850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1123}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 5853792

約数和(自身を除く): 3663942

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1123, 1950, 2246, 3369, 5615, 6738, 11230, 14599, 16845, 28075, 29198, 33690, 43797, 56150, 72995, 84225, 87594, 145990, 168450, 218985, 364975, 437970, 729950, 1094925, 2189850]

約数ペア:

[(1, 2189850), (2, 1094925), (3, 729950), (5, 437970), (6, 364975), (10, 218985), (13, 168450), (15, 145990), (25, 87594), (26, 84225), (30, 72995), (39, 56150), (50, 43797), (65, 33690), (75, 29198), (78, 28075), (130, 16845), (150, 14599), (195, 11230), (325, 6738), (390, 5615), (650, 3369), (975, 2246), (1123, 1950)]