4920961240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{498073}}^1$

素因数の和:498116

約数の個数: 64

約数和(自身を含む): 12551464800

約数和(自身を除く): 7630503560

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 498073, 996146, 1992292, 2490365, 3984584, 4980730, 6474949, 9463387, 9961460, 12949898, 18926774, 19922920, 25899796, 32374745, 37853548, 47316935, 51799592, 64749490, 75707096, 94633870, 123024031, 129498980, 189267740, 246048062, 258997960, 378535480, 492096124, 615120155, 984192248, 1230240310, 2460480620, 4920961240]

約数ペア:

[(1, 4920961240), (2, 2460480620), (4, 1230240310), (5, 984192248), (8, 615120155), (10, 492096124), (13, 378535480), (19, 258997960), (20, 246048062), (26, 189267740), (38, 129498980), (40, 123024031), (52, 94633870), (65, 75707096), (76, 64749490), (95, 51799592), (104, 47316935), (130, 37853548), (152, 32374745), (190, 25899796), (247, 19922920), (260, 18926774), (380, 12949898), (494, 9961460), (520, 9463387), (760, 6474949), (988, 4980730), (1235, 3984584), (1976, 2490365), (2470, 1992292), (4940, 996146), (9880, 498073)]