15192140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 33191424

約数和(自身を除く): 17999284

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 191, 194, 205, 382, 388, 410, 485, 764, 820, 955, 970, 1910, 1940, 3820, 3977, 7831, 7954, 15662, 15908, 18527, 19885, 31324, 37054, 39155, 39770, 74108, 78310, 79540, 92635, 156620, 185270, 370540, 759607, 1519214, 3038428, 3798035, 7596070, 15192140]

約数ペア:

[(1, 15192140), (2, 7596070), (4, 3798035), (5, 3038428), (10, 1519214), (20, 759607), (41, 370540), (82, 185270), (97, 156620), (164, 92635), (191, 79540), (194, 78310), (205, 74108), (382, 39770), (388, 39155), (410, 37054), (485, 31324), (764, 19885), (820, 18527), (955, 15908), (970, 15662), (1910, 7954), (1940, 7831), (3820, 3977)]