20584020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{983}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 57859200

約数和(自身を除く): 37275180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349, 698, 983, 1047, 1396, 1745, 1966, 2094, 2949, 3490, 3932, 4188, 4915, 5235, 5898, 6980, 9830, 10470, 11796, 14745, 19660, 20940, 29490, 58980, 343067, 686134, 1029201, 1372268, 1715335, 2058402, 3430670, 4116804, 5146005, 6861340, 10292010, 20584020]

約数ペア:

[(1, 20584020), (2, 10292010), (3, 6861340), (4, 5146005), (5, 4116804), (6, 3430670), (10, 2058402), (12, 1715335), (15, 1372268), (20, 1029201), (30, 686134), (60, 343067), (349, 58980), (698, 29490), (983, 20940), (1047, 19660), (1396, 14745), (1745, 11796), (1966, 10470), (2094, 9830), (2949, 6980), (3490, 5898), (3932, 5235), (4188, 4915)]