15201220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26209}}^1$

素因数の和:26247

約数の個数: 24

約数和(自身を含む): 33024600

約数和(自身を除く): 17823380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 26209, 52418, 104836, 131045, 262090, 524180, 760061, 1520122, 3040244, 3800305, 7600610, 15201220]

約数ペア:

[(1, 15201220), (2, 7600610), (4, 3800305), (5, 3040244), (10, 1520122), (20, 760061), (29, 524180), (58, 262090), (116, 131045), (145, 104836), (290, 52418), (580, 26209)]