15389720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13267}}^1$

素因数の和:13307

約数の個数: 32

約数和(自身を含む): 35823600

約数和(自身を除く): 20433880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 13267, 26534, 53068, 66335, 106136, 132670, 265340, 384743, 530680, 769486, 1538972, 1923715, 3077944, 3847430, 7694860, 15389720]

約数ペア:

[(1, 15389720), (2, 7694860), (4, 3847430), (5, 3077944), (8, 1923715), (10, 1538972), (20, 769486), (29, 530680), (40, 384743), (58, 265340), (116, 132670), (145, 106136), (232, 66335), (290, 53068), (580, 26534), (1160, 13267)]