2091960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 7560000

約数和(自身を除く): 5468040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 149, 156, 180, 195, 216, 234, 260, 270, 298, 312, 351, 360, 390, 447, 468, 520, 540, 585, 596, 702, 745, 780, 894, 936, 1080, 1170, 1192, 1341, 1404, 1490, 1560, 1755, 1788, 1937, 2235, 2340, 2682, 2808, 2980, 3510, 3576, 3874, 4023, 4470, 4680, 5364, 5811, 5960, 6705, 7020, 7748, 8046, 8940, 9685, 10728, 11622, 13410, 14040, 15496, 16092, 17433, 17880, 19370, 20115, 23244, 26820, 29055, 32184, 34866, 38740, 40230, 46488, 52299, 53640, 58110, 69732, 77480, 80460, 87165, 104598, 116220, 139464, 160920, 174330, 209196, 232440, 261495, 348660, 418392, 522990, 697320, 1045980, 2091960]

約数ペア:

[(1, 2091960), (2, 1045980), (3, 697320), (4, 522990), (5, 418392), (6, 348660), (8, 261495), (9, 232440), (10, 209196), (12, 174330), (13, 160920), (15, 139464), (18, 116220), (20, 104598), (24, 87165), (26, 80460), (27, 77480), (30, 69732), (36, 58110), (39, 53640), (40, 52299), (45, 46488), (52, 40230), (54, 38740), (60, 34866), (65, 32184), (72, 29055), (78, 26820), (90, 23244), (104, 20115), (108, 19370), (117, 17880), (120, 17433), (130, 16092), (135, 15496), (149, 14040), (156, 13410), (180, 11622), (195, 10728), (216, 9685), (234, 8940), (260, 8046), (270, 7748), (298, 7020), (312, 6705), (351, 5960), (360, 5811), (390, 5364), (447, 4680), (468, 4470), (520, 4023), (540, 3874), (585, 3576), (596, 3510), (702, 2980), (745, 2808), (780, 2682), (894, 2340), (936, 2235), (1080, 1937), (1170, 1788), (1192, 1755), (1341, 1560), (1404, 1490)]