4323620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 10523520

約数和(自身を除く): 6199900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 347, 356, 445, 623, 694, 890, 1246, 1388, 1735, 1780, 2429, 2492, 3115, 3470, 4858, 6230, 6940, 9716, 12145, 12460, 24290, 30883, 48580, 61766, 123532, 154415, 216181, 308830, 432362, 617660, 864724, 1080905, 2161810, 4323620]

約数ペア:

[(1, 4323620), (2, 2161810), (4, 1080905), (5, 864724), (7, 617660), (10, 432362), (14, 308830), (20, 216181), (28, 154415), (35, 123532), (70, 61766), (89, 48580), (140, 30883), (178, 24290), (347, 12460), (356, 12145), (445, 9716), (623, 6940), (694, 6230), (890, 4858), (1246, 3470), (1388, 3115), (1735, 2492), (1780, 2429)]