1271950880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{467629}}^1$

素因数の和:467661

約数の個数: 48

約数和(自身を含む): 3181754520

約数和(自身を除く): 1909803640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 467629, 935258, 1870516, 2338145, 3741032, 4676290, 7482064, 7949693, 9352580, 14964128, 15899386, 18705160, 31798772, 37410320, 39748465, 63597544, 74820640, 79496930, 127195088, 158993860, 254390176, 317987720, 635975440, 1271950880]

約数ペア:

[(1, 1271950880), (2, 635975440), (4, 317987720), (5, 254390176), (8, 158993860), (10, 127195088), (16, 79496930), (17, 74820640), (20, 63597544), (32, 39748465), (34, 37410320), (40, 31798772), (68, 18705160), (80, 15899386), (85, 14964128), (136, 9352580), (160, 7949693), (170, 7482064), (272, 4676290), (340, 3741032), (544, 2338145), (680, 1870516), (1360, 935258), (2720, 467629)]