2257320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1447}}^1$

素因数の和:1474

約数の個数: 64

約数和(自身を含む): 7297920

約数和(自身を除く): 5040600

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, 1447, 1560, 2894, 4341, 5788, 7235, 8682, 11576, 14470, 17364, 18811, 21705, 28940, 34728, 37622, 43410, 56433, 57880, 75244, 86820, 94055, 112866, 150488, 173640, 188110, 225732, 282165, 376220, 451464, 564330, 752440, 1128660, 2257320]

約数ペア:

[(1, 2257320), (2, 1128660), (3, 752440), (4, 564330), (5, 451464), (6, 376220), (8, 282165), (10, 225732), (12, 188110), (13, 173640), (15, 150488), (20, 112866), (24, 94055), (26, 86820), (30, 75244), (39, 57880), (40, 56433), (52, 43410), (60, 37622), (65, 34728), (78, 28940), (104, 21705), (120, 18811), (130, 17364), (156, 14470), (195, 11576), (260, 8682), (312, 7235), (390, 5788), (520, 4341), (780, 2894), (1447, 1560)]