15552940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1459}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 36056160

約数和(自身を除く): 20503220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 1459, 2132, 2665, 2918, 5330, 5836, 7295, 10660, 14590, 18967, 29180, 37934, 59819, 75868, 94835, 119638, 189670, 239276, 299095, 379340, 598190, 777647, 1196380, 1555294, 3110588, 3888235, 7776470, 15552940]

約数ペア:

[(1, 15552940), (2, 7776470), (4, 3888235), (5, 3110588), (10, 1555294), (13, 1196380), (20, 777647), (26, 598190), (41, 379340), (52, 299095), (65, 239276), (82, 189670), (130, 119638), (164, 94835), (205, 75868), (260, 59819), (410, 37934), (533, 29180), (820, 18967), (1066, 14590), (1459, 10660), (2132, 7295), (2665, 5836), (2918, 5330)]