40488170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1166

約数の個数: 32

約数和(自身を含む): 75879936

約数和(自身を除く): 35391766

約数列:

[1, 2, 5, 10, 31, 62, 131, 155, 262, 310, 655, 997, 1310, 1994, 4061, 4985, 8122, 9970, 20305, 30907, 40610, 61814, 130607, 154535, 261214, 309070, 653035, 1306070, 4048817, 8097634, 20244085, 40488170]

約数ペア:

[(1, 40488170), (2, 20244085), (5, 8097634), (10, 4048817), (31, 1306070), (62, 653035), (131, 309070), (155, 261214), (262, 154535), (310, 130607), (655, 61814), (997, 40610), (1310, 30907), (1994, 20305), (4061, 9970), (4985, 8122)]