16397240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5189}}^1$

素因数の和:5279

約数の個数: 32

約数和(自身を含む): 37368000

約数和(自身を除く): 20970760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 5189, 10378, 20756, 25945, 41512, 51890, 103780, 207560, 409931, 819862, 1639724, 2049655, 3279448, 4099310, 8198620, 16397240]

約数ペア:

[(1, 16397240), (2, 8198620), (4, 4099310), (5, 3279448), (8, 2049655), (10, 1639724), (20, 819862), (40, 409931), (79, 207560), (158, 103780), (316, 51890), (395, 41512), (632, 25945), (790, 20756), (1580, 10378), (3160, 5189)]