1324960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^2$

素因数の和:55

約数の個数: 108

約数和(自身を含む): 3942918

約数和(自身を除く): 2617958

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 169, 182, 196, 208, 224, 245, 260, 280, 338, 364, 392, 416, 455, 490, 520, 560, 637, 676, 728, 784, 845, 910, 980, 1040, 1120, 1183, 1274, 1352, 1456, 1568, 1690, 1820, 1960, 2080, 2366, 2548, 2704, 2912, 3185, 3380, 3640, 3920, 4732, 5096, 5408, 5915, 6370, 6760, 7280, 7840, 8281, 9464, 10192, 11830, 12740, 13520, 14560, 16562, 18928, 20384, 23660, 25480, 27040, 33124, 37856, 41405, 47320, 50960, 66248, 82810, 94640, 101920, 132496, 165620, 189280, 264992, 331240, 662480, 1324960]

約数ペア:

[(1, 1324960), (2, 662480), (4, 331240), (5, 264992), (7, 189280), (8, 165620), (10, 132496), (13, 101920), (14, 94640), (16, 82810), (20, 66248), (26, 50960), (28, 47320), (32, 41405), (35, 37856), (40, 33124), (49, 27040), (52, 25480), (56, 23660), (65, 20384), (70, 18928), (80, 16562), (91, 14560), (98, 13520), (104, 12740), (112, 11830), (130, 10192), (140, 9464), (160, 8281), (169, 7840), (182, 7280), (196, 6760), (208, 6370), (224, 5915), (245, 5408), (260, 5096), (280, 4732), (338, 3920), (364, 3640), (392, 3380), (416, 3185), (455, 2912), (490, 2704), (520, 2548), (560, 2366), (637, 2080), (676, 1960), (728, 1820), (784, 1690), (845, 1568), (910, 1456), (980, 1352), (1040, 1274), (1120, 1183)]