39758320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{70997}}^1$

素因数の和:71017

約数の個数: 40

約数和(自身を含む): 105645024

約数和(自身を除く): 65886704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 70997, 141994, 283988, 354985, 496979, 567976, 709970, 993958, 1135952, 1419940, 1987916, 2484895, 2839880, 3975832, 4969790, 5679760, 7951664, 9939580, 19879160, 39758320]

約数ペア:

[(1, 39758320), (2, 19879160), (4, 9939580), (5, 7951664), (7, 5679760), (8, 4969790), (10, 3975832), (14, 2839880), (16, 2484895), (20, 1987916), (28, 1419940), (35, 1135952), (40, 993958), (56, 709970), (70, 567976), (80, 496979), (112, 354985), (140, 283988), (280, 141994), (560, 70997)]