404549210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{907}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 812754432

約数和(自身を除く): 408205222

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 73, 94, 130, 146, 235, 365, 470, 611, 730, 907, 949, 1222, 1814, 1898, 3055, 3431, 4535, 4745, 6110, 6862, 9070, 9490, 11791, 17155, 23582, 34310, 42629, 44603, 58955, 66211, 85258, 89206, 117910, 132422, 213145, 223015, 331055, 426290, 446030, 554177, 662110, 860743, 1108354, 1721486, 2770885, 3111917, 4303715, 5541770, 6223834, 8607430, 15559585, 31119170, 40454921, 80909842, 202274605, 404549210]

約数ペア:

[(1, 404549210), (2, 202274605), (5, 80909842), (10, 40454921), (13, 31119170), (26, 15559585), (47, 8607430), (65, 6223834), (73, 5541770), (94, 4303715), (130, 3111917), (146, 2770885), (235, 1721486), (365, 1108354), (470, 860743), (611, 662110), (730, 554177), (907, 446030), (949, 426290), (1222, 331055), (1814, 223015), (1898, 213145), (3055, 132422), (3431, 117910), (4535, 89206), (4745, 85258), (6110, 66211), (6862, 58955), (9070, 44603), (9490, 42629), (11791, 34310), (17155, 23582)]