313645360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{560081}}^1$

素因数の和:560101

約数の個数: 40

約数和(自身を含む): 833402016

約数和(自身を除く): 519756656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 560081, 1120162, 2240324, 2800405, 3920567, 4480648, 5600810, 7841134, 8961296, 11201620, 15682268, 19602835, 22403240, 31364536, 39205670, 44806480, 62729072, 78411340, 156822680, 313645360]

約数ペア:

[(1, 313645360), (2, 156822680), (4, 78411340), (5, 62729072), (7, 44806480), (8, 39205670), (10, 31364536), (14, 22403240), (16, 19602835), (20, 15682268), (28, 11201620), (35, 8961296), (40, 7841134), (56, 5600810), (70, 4480648), (80, 3920567), (112, 2800405), (140, 2240324), (280, 1120162), (560, 560081)]