15806460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2011}}^1$

素因数の和:2154

約数の個数: 48

約数和(自身を含む): 44618112

約数和(自身を除く): 28811652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2011, 2620, 3930, 4022, 6033, 7860, 8044, 10055, 12066, 20110, 24132, 30165, 40220, 60330, 120660, 263441, 526882, 790323, 1053764, 1317205, 1580646, 2634410, 3161292, 3951615, 5268820, 7903230, 15806460]

約数ペア:

[(1, 15806460), (2, 7903230), (3, 5268820), (4, 3951615), (5, 3161292), (6, 2634410), (10, 1580646), (12, 1317205), (15, 1053764), (20, 790323), (30, 526882), (60, 263441), (131, 120660), (262, 60330), (393, 40220), (524, 30165), (655, 24132), (786, 20110), (1310, 12066), (1572, 10055), (1965, 8044), (2011, 7860), (2620, 6033), (3930, 4022)]