20190626890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{564457}}^1$

素因数の和:564551

約数の個数: 48

約数和(自身を含む): 42855909192

約数和(自身を除く): 22665282302

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 365, 490, 511, 730, 1022, 2555, 3577, 5110, 7154, 17885, 35770, 564457, 1128914, 2822285, 3951199, 5644570, 7902398, 19755995, 27658393, 39511990, 41205361, 55316786, 82410722, 138291965, 206026805, 276583930, 288437527, 412053610, 576875054, 1442187635, 2019062689, 2884375270, 4038125378, 10095313445, 20190626890]

約数ペア:

[(1, 20190626890), (2, 10095313445), (5, 4038125378), (7, 2884375270), (10, 2019062689), (14, 1442187635), (35, 576875054), (49, 412053610), (70, 288437527), (73, 276583930), (98, 206026805), (146, 138291965), (245, 82410722), (365, 55316786), (490, 41205361), (511, 39511990), (730, 27658393), (1022, 19755995), (2555, 7902398), (3577, 5644570), (5110, 3951199), (7154, 2822285), (17885, 1128914), (35770, 564457)]