6557120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:709

約数の個数: 56

約数和(自身を含む): 16142208

約数和(自身を除く): 9585088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 661, 992, 1240, 1322, 1984, 2480, 2644, 3305, 4960, 5288, 6610, 9920, 10576, 13220, 20491, 21152, 26440, 40982, 42304, 52880, 81964, 102455, 105760, 163928, 204910, 211520, 327856, 409820, 655712, 819640, 1311424, 1639280, 3278560, 6557120]

約数ペア:

[(1, 6557120), (2, 3278560), (4, 1639280), (5, 1311424), (8, 819640), (10, 655712), (16, 409820), (20, 327856), (31, 211520), (32, 204910), (40, 163928), (62, 105760), (64, 102455), (80, 81964), (124, 52880), (155, 42304), (160, 40982), (248, 26440), (310, 21152), (320, 20491), (496, 13220), (620, 10576), (661, 9920), (992, 6610), (1240, 5288), (1322, 4960), (1984, 3305), (2480, 2644)]