16921320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10847}}^1$

素因数の和:10874

約数の個数: 64

約数和(自身を含む): 54673920

約数和(自身を除く): 37752600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 10847, 21694, 32541, 43388, 54235, 65082, 86776, 108470, 130164, 141011, 162705, 216940, 260328, 282022, 325410, 423033, 433880, 564044, 650820, 705055, 846066, 1128088, 1301640, 1410110, 1692132, 2115165, 2820220, 3384264, 4230330, 5640440, 8460660, 16921320]

約数ペア:

[(1, 16921320), (2, 8460660), (3, 5640440), (4, 4230330), (5, 3384264), (6, 2820220), (8, 2115165), (10, 1692132), (12, 1410110), (13, 1301640), (15, 1128088), (20, 846066), (24, 705055), (26, 650820), (30, 564044), (39, 433880), (40, 423033), (52, 325410), (60, 282022), (65, 260328), (78, 216940), (104, 162705), (120, 141011), (130, 130164), (156, 108470), (195, 86776), (260, 65082), (312, 54235), (390, 43388), (520, 32541), (780, 21694), (1560, 10847)]