4397640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2819}}^1$

素因数の和:2846

約数の個数: 64

約数和(自身を含む): 14212800

約数和(自身を除く): 9815160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 2819, 5638, 8457, 11276, 14095, 16914, 22552, 28190, 33828, 36647, 42285, 56380, 67656, 73294, 84570, 109941, 112760, 146588, 169140, 183235, 219882, 293176, 338280, 366470, 439764, 549705, 732940, 879528, 1099410, 1465880, 2198820, 4397640]

約数ペア:

[(1, 4397640), (2, 2198820), (3, 1465880), (4, 1099410), (5, 879528), (6, 732940), (8, 549705), (10, 439764), (12, 366470), (13, 338280), (15, 293176), (20, 219882), (24, 183235), (26, 169140), (30, 146588), (39, 112760), (40, 109941), (52, 84570), (60, 73294), (65, 67656), (78, 56380), (104, 42285), (120, 36647), (130, 33828), (156, 28190), (195, 22552), (260, 16914), (312, 14095), (390, 11276), (520, 8457), (780, 5638), (1560, 2819)]