289301390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{20359}}^1$

素因数の和:20409

約数の個数: 48

約数和(自身を含む): 626680800

約数和(自身を除く): 337379410

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1421, 2030, 2842, 7105, 14210, 20359, 40718, 101795, 142513, 203590, 285026, 590411, 712565, 997591, 1180822, 1425130, 1995182, 2952055, 4132877, 4987955, 5904110, 8265754, 9975910, 20664385, 28930139, 41328770, 57860278, 144650695, 289301390]

約数ペア:

[(1, 289301390), (2, 144650695), (5, 57860278), (7, 41328770), (10, 28930139), (14, 20664385), (29, 9975910), (35, 8265754), (49, 5904110), (58, 4987955), (70, 4132877), (98, 2952055), (145, 1995182), (203, 1425130), (245, 1180822), (290, 997591), (406, 712565), (490, 590411), (1015, 285026), (1421, 203590), (2030, 142513), (2842, 101795), (7105, 40718), (14210, 20359)]