74910640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{133769}}^1$

素因数の和:133789

約数の個数: 40

約数和(自身を含む): 199049760

約数和(自身を除く): 124139120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 133769, 267538, 535076, 668845, 936383, 1070152, 1337690, 1872766, 2140304, 2675380, 3745532, 4681915, 5350760, 7491064, 9363830, 10701520, 14982128, 18727660, 37455320, 74910640]

約数ペア:

[(1, 74910640), (2, 37455320), (4, 18727660), (5, 14982128), (7, 10701520), (8, 9363830), (10, 7491064), (14, 5350760), (16, 4681915), (20, 3745532), (28, 2675380), (35, 2140304), (40, 1872766), (56, 1337690), (70, 1070152), (80, 936383), (112, 668845), (140, 535076), (280, 267538), (560, 133769)]