15608580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20011}}^1$

素因数の和:20036

約数の個数: 48

約数和(自身を含む): 47068224

約数和(自身を除く): 31459644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 20011, 40022, 60033, 80044, 100055, 120066, 200110, 240132, 260143, 300165, 400220, 520286, 600330, 780429, 1040572, 1200660, 1300715, 1560858, 2601430, 3121716, 3902145, 5202860, 7804290, 15608580]

約数ペア:

[(1, 15608580), (2, 7804290), (3, 5202860), (4, 3902145), (5, 3121716), (6, 2601430), (10, 1560858), (12, 1300715), (13, 1200660), (15, 1040572), (20, 780429), (26, 600330), (30, 520286), (39, 400220), (52, 300165), (60, 260143), (65, 240132), (78, 200110), (130, 120066), (156, 100055), (195, 80044), (260, 60033), (390, 40022), (780, 20011)]