40240915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2447}}^1$

素因数の和:2499

約数の個数: 32

約数和(自身を含む): 59222016

約数和(自身を除く): 18981101

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 1265, 1495, 2447, 3289, 12235, 16445, 26917, 31811, 56281, 134585, 159055, 281405, 349921, 619091, 731653, 1749605, 3095455, 3658265, 8048183, 40240915]

約数ペア:

[(1, 40240915), (5, 8048183), (11, 3658265), (13, 3095455), (23, 1749605), (55, 731653), (65, 619091), (115, 349921), (143, 281405), (253, 159055), (299, 134585), (715, 56281), (1265, 31811), (1495, 26917), (2447, 16445), (3289, 12235)]