3781960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1070

約数の個数: 64

約数和(自身を含む): 10483200

約数和(自身を除く): 6701240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1039, 1820, 2078, 3640, 4156, 5195, 7273, 8312, 10390, 13507, 14546, 20780, 27014, 29092, 36365, 41560, 54028, 58184, 67535, 72730, 94549, 108056, 135070, 145460, 189098, 270140, 290920, 378196, 472745, 540280, 756392, 945490, 1890980, 3781960]

約数ペア:

[(1, 3781960), (2, 1890980), (4, 945490), (5, 756392), (7, 540280), (8, 472745), (10, 378196), (13, 290920), (14, 270140), (20, 189098), (26, 145460), (28, 135070), (35, 108056), (40, 94549), (52, 72730), (56, 67535), (65, 58184), (70, 54028), (91, 41560), (104, 36365), (130, 29092), (140, 27014), (182, 20780), (260, 14546), (280, 13507), (364, 10390), (455, 8312), (520, 7273), (728, 5195), (910, 4156), (1039, 3640), (1820, 2078)]