396879080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1237}}^1$

素因数の和:1878

約数の個数: 64

約数和(自身を含む): 964005840

約数和(自身を除く): 567126760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 617, 1234, 1237, 2468, 2474, 3085, 4936, 4948, 6170, 6185, 8021, 9896, 12340, 12370, 16042, 16081, 24680, 24740, 32084, 32162, 40105, 49480, 64168, 64324, 80210, 80405, 128648, 160420, 160810, 320840, 321620, 643240, 763229, 1526458, 3052916, 3816145, 6105832, 7632290, 9921977, 15264580, 19843954, 30529160, 39687908, 49609885, 79375816, 99219770, 198439540, 396879080]

約数ペア:

[(1, 396879080), (2, 198439540), (4, 99219770), (5, 79375816), (8, 49609885), (10, 39687908), (13, 30529160), (20, 19843954), (26, 15264580), (40, 9921977), (52, 7632290), (65, 6105832), (104, 3816145), (130, 3052916), (260, 1526458), (520, 763229), (617, 643240), (1234, 321620), (1237, 320840), (2468, 160810), (2474, 160420), (3085, 128648), (4936, 80405), (4948, 80210), (6170, 64324), (6185, 64168), (8021, 49480), (9896, 40105), (12340, 32162), (12370, 32084), (16042, 24740), (16081, 24680)]