8601460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 21488544

約数和(自身を除く): 12887084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 131, 134, 140, 196, 245, 262, 268, 335, 469, 490, 524, 655, 670, 917, 938, 980, 1310, 1340, 1834, 1876, 2345, 2620, 3283, 3668, 4585, 4690, 6419, 6566, 8777, 9170, 9380, 12838, 13132, 16415, 17554, 18340, 25676, 32095, 32830, 35108, 43885, 61439, 64190, 65660, 87770, 122878, 128380, 175540, 245756, 307195, 430073, 614390, 860146, 1228780, 1720292, 2150365, 4300730, 8601460]

約数ペア:

[(1, 8601460), (2, 4300730), (4, 2150365), (5, 1720292), (7, 1228780), (10, 860146), (14, 614390), (20, 430073), (28, 307195), (35, 245756), (49, 175540), (67, 128380), (70, 122878), (98, 87770), (131, 65660), (134, 64190), (140, 61439), (196, 43885), (245, 35108), (262, 32830), (268, 32095), (335, 25676), (469, 18340), (490, 17554), (524, 16415), (655, 13132), (670, 12838), (917, 9380), (938, 9170), (980, 8777), (1310, 6566), (1340, 6419), (1834, 4690), (1876, 4585), (2345, 3668), (2620, 3283)]