645001320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5375011}}^1$

素因数の和:5375025

約数の個数: 32

約数和(自身を含む): 1935004320

約数和(自身を除く): 1290003000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5375011, 10750022, 16125033, 21500044, 26875055, 32250066, 43000088, 53750110, 64500132, 80625165, 107500220, 129000264, 161250330, 215000440, 322500660, 645001320]

約数ペア:

[(1, 645001320), (2, 322500660), (3, 215000440), (4, 161250330), (5, 129000264), (6, 107500220), (8, 80625165), (10, 64500132), (12, 53750110), (15, 43000088), (20, 32250066), (24, 26875055), (30, 21500044), (40, 16125033), (60, 10750022), (120, 5375011)]