17925460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2099}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 25821740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2099, 2135, 4198, 4270, 8396, 8540, 10495, 14693, 20990, 29386, 41980, 58772, 73465, 128039, 146930, 256078, 293860, 512156, 640195, 896273, 1280390, 1792546, 2560780, 3585092, 4481365, 8962730, 17925460]

約数ペア:

[(1, 17925460), (2, 8962730), (4, 4481365), (5, 3585092), (7, 2560780), (10, 1792546), (14, 1280390), (20, 896273), (28, 640195), (35, 512156), (61, 293860), (70, 256078), (122, 146930), (140, 128039), (244, 73465), (305, 58772), (427, 41980), (610, 29386), (854, 20990), (1220, 14693), (1708, 10495), (2099, 8540), (2135, 8396), (4198, 4270)]