1497679940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{231839}}^1$

素因数の和:231884

約数の個数: 48

約数和(自身を含む): 3505420800

約数和(自身を除く): 2007740860

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 231839, 463678, 927356, 1159195, 2318390, 3941263, 4404941, 4636780, 7882526, 8809882, 15765052, 17619764, 19706315, 22024705, 39412630, 44049410, 74883997, 78825260, 88098820, 149767994, 299535988, 374419985, 748839970, 1497679940]

約数ペア:

[(1, 1497679940), (2, 748839970), (4, 374419985), (5, 299535988), (10, 149767994), (17, 88098820), (19, 78825260), (20, 74883997), (34, 44049410), (38, 39412630), (68, 22024705), (76, 19706315), (85, 17619764), (95, 15765052), (170, 8809882), (190, 7882526), (323, 4636780), (340, 4404941), (380, 3941263), (646, 2318390), (1292, 1159195), (1615, 927356), (3230, 463678), (6460, 231839)]