8609720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 22438080

約数和(自身を除く): 13828360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 317, 388, 485, 634, 679, 776, 970, 1268, 1358, 1585, 1940, 2219, 2536, 2716, 3170, 3395, 3880, 4438, 5432, 6340, 6790, 8876, 11095, 12680, 13580, 17752, 22190, 27160, 30749, 44380, 61498, 88760, 122996, 153745, 215243, 245992, 307490, 430486, 614980, 860972, 1076215, 1229960, 1721944, 2152430, 4304860, 8609720]

約数ペア:

[(1, 8609720), (2, 4304860), (4, 2152430), (5, 1721944), (7, 1229960), (8, 1076215), (10, 860972), (14, 614980), (20, 430486), (28, 307490), (35, 245992), (40, 215243), (56, 153745), (70, 122996), (97, 88760), (140, 61498), (194, 44380), (280, 30749), (317, 27160), (388, 22190), (485, 17752), (634, 13580), (679, 12680), (776, 11095), (970, 8876), (1268, 6790), (1358, 6340), (1585, 5432), (1940, 4438), (2219, 3880), (2536, 3395), (2716, 3170)]