55090020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8581}}^1$

素因数の和:8700

約数の個数: 48

約数和(自身を含む): 155711808

約数和(自身を除く): 100621788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 6420, 8581, 17162, 25743, 34324, 42905, 51486, 85810, 102972, 128715, 171620, 257430, 514860, 918167, 1836334, 2754501, 3672668, 4590835, 5509002, 9181670, 11018004, 13772505, 18363340, 27545010, 55090020]

約数ペア:

[(1, 55090020), (2, 27545010), (3, 18363340), (4, 13772505), (5, 11018004), (6, 9181670), (10, 5509002), (12, 4590835), (15, 3672668), (20, 2754501), (30, 1836334), (60, 918167), (107, 514860), (214, 257430), (321, 171620), (428, 128715), (535, 102972), (642, 85810), (1070, 51486), (1284, 42905), (1605, 34324), (2140, 25743), (3210, 17162), (6420, 8581)]