47986840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{571}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 118609920

約数和(自身を除く): 70623080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 191, 220, 382, 440, 571, 764, 955, 1142, 1528, 1910, 2101, 2284, 2855, 3820, 4202, 4568, 5710, 6281, 7640, 8404, 10505, 11420, 12562, 16808, 21010, 22840, 25124, 31405, 42020, 50248, 62810, 84040, 109061, 125620, 218122, 251240, 436244, 545305, 872488, 1090610, 1199671, 2181220, 2399342, 4362440, 4798684, 5998355, 9597368, 11996710, 23993420, 47986840]

約数ペア:

[(1, 47986840), (2, 23993420), (4, 11996710), (5, 9597368), (8, 5998355), (10, 4798684), (11, 4362440), (20, 2399342), (22, 2181220), (40, 1199671), (44, 1090610), (55, 872488), (88, 545305), (110, 436244), (191, 251240), (220, 218122), (382, 125620), (440, 109061), (571, 84040), (764, 62810), (955, 50248), (1142, 42020), (1528, 31405), (1910, 25124), (2101, 22840), (2284, 21010), (2855, 16808), (3820, 12562), (4202, 11420), (4568, 10505), (5710, 8404), (6281, 7640)]