20673240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24611}}^1$

素因数の和:24632

約数の個数: 64

約数和(自身を含む): 70882560

約数和(自身を除く): 50209320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24611, 49222, 73833, 98444, 123055, 147666, 172277, 196888, 246110, 295332, 344554, 369165, 492220, 516831, 590664, 689108, 738330, 861385, 984440, 1033662, 1378216, 1476660, 1722770, 2067324, 2584155, 2953320, 3445540, 4134648, 5168310, 6891080, 10336620, 20673240]

約数ペア:

[(1, 20673240), (2, 10336620), (3, 6891080), (4, 5168310), (5, 4134648), (6, 3445540), (7, 2953320), (8, 2584155), (10, 2067324), (12, 1722770), (14, 1476660), (15, 1378216), (20, 1033662), (21, 984440), (24, 861385), (28, 738330), (30, 689108), (35, 590664), (40, 516831), (42, 492220), (56, 369165), (60, 344554), (70, 295332), (84, 246110), (105, 196888), (120, 172277), (140, 147666), (168, 123055), (210, 98444), (280, 73833), (420, 49222), (840, 24611)]