42868020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54959}}^1$

素因数の和:54984

約数の個数: 48

約数和(自身を含む): 129265920

約数和(自身を除く): 86397900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 54959, 109918, 164877, 219836, 274795, 329754, 549590, 659508, 714467, 824385, 1099180, 1428934, 1648770, 2143401, 2857868, 3297540, 3572335, 4286802, 7144670, 8573604, 10717005, 14289340, 21434010, 42868020]

約数ペア:

[(1, 42868020), (2, 21434010), (3, 14289340), (4, 10717005), (5, 8573604), (6, 7144670), (10, 4286802), (12, 3572335), (13, 3297540), (15, 2857868), (20, 2143401), (26, 1648770), (30, 1428934), (39, 1099180), (52, 824385), (60, 714467), (65, 659508), (78, 549590), (130, 329754), (156, 274795), (195, 219836), (260, 164877), (390, 109918), (780, 54959)]