4870720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:539

約数の個数: 56

約数和(自身を含む): 11996928

約数和(自身を除く): 7126208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 491, 496, 620, 982, 992, 1240, 1964, 1984, 2455, 2480, 3928, 4910, 4960, 7856, 9820, 9920, 15221, 15712, 19640, 30442, 31424, 39280, 60884, 76105, 78560, 121768, 152210, 157120, 243536, 304420, 487072, 608840, 974144, 1217680, 2435360, 4870720]

約数ペア:

[(1, 4870720), (2, 2435360), (4, 1217680), (5, 974144), (8, 608840), (10, 487072), (16, 304420), (20, 243536), (31, 157120), (32, 152210), (40, 121768), (62, 78560), (64, 76105), (80, 60884), (124, 39280), (155, 31424), (160, 30442), (248, 19640), (310, 15712), (320, 15221), (491, 9920), (496, 9820), (620, 7856), (982, 4960), (992, 4910), (1240, 3928), (1964, 2480), (1984, 2455)]