40048048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1409

約数の個数: 40

約数和(自身を含む): 82534400

約数和(自身を除く): 42486352

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 103, 152, 206, 304, 412, 824, 1279, 1648, 1957, 2558, 3914, 5116, 7828, 10232, 15656, 20464, 24301, 31312, 48602, 97204, 131737, 194408, 263474, 388816, 526948, 1053896, 2107792, 2503003, 5006006, 10012012, 20024024, 40048048]

約数ペア:

[(1, 40048048), (2, 20024024), (4, 10012012), (8, 5006006), (16, 2503003), (19, 2107792), (38, 1053896), (76, 526948), (103, 388816), (152, 263474), (206, 194408), (304, 131737), (412, 97204), (824, 48602), (1279, 31312), (1648, 24301), (1957, 20464), (2558, 15656), (3914, 10232), (5116, 7828)]