40080530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 84620376

約数和(自身を除く): 44539846

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 157, 245, 314, 490, 521, 785, 1042, 1099, 1570, 2198, 2605, 3647, 5210, 5495, 7294, 7693, 10990, 15386, 18235, 25529, 36470, 38465, 51058, 76930, 81797, 127645, 163594, 255290, 408985, 572579, 817970, 1145158, 2862895, 4008053, 5725790, 8016106, 20040265, 40080530]

約数ペア:

[(1, 40080530), (2, 20040265), (5, 8016106), (7, 5725790), (10, 4008053), (14, 2862895), (35, 1145158), (49, 817970), (70, 572579), (98, 408985), (157, 255290), (245, 163594), (314, 127645), (490, 81797), (521, 76930), (785, 51058), (1042, 38465), (1099, 36470), (1570, 25529), (2198, 18235), (2605, 15386), (3647, 10990), (5210, 7693), (5495, 7294)]