881067880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{286061}}^1$

素因数の和:286090

約数の個数: 64

約数和(自身を含む): 2471575680

約数和(自身を除く): 1590507800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 286061, 572122, 1144244, 1430305, 2002427, 2288488, 2860610, 3146671, 4004854, 5721220, 6293342, 8009708, 10012135, 11442440, 12586684, 15733355, 16019416, 20024270, 22026697, 25173368, 31466710, 40048540, 44053394, 62933420, 80097080, 88106788, 110133485, 125866840, 176213576, 220266970, 440533940, 881067880]

約数ペア:

[(1, 881067880), (2, 440533940), (4, 220266970), (5, 176213576), (7, 125866840), (8, 110133485), (10, 88106788), (11, 80097080), (14, 62933420), (20, 44053394), (22, 40048540), (28, 31466710), (35, 25173368), (40, 22026697), (44, 20024270), (55, 16019416), (56, 15733355), (70, 12586684), (77, 11442440), (88, 10012135), (110, 8009708), (140, 6293342), (154, 5721220), (220, 4004854), (280, 3146671), (308, 2860610), (385, 2288488), (440, 2002427), (616, 1430305), (770, 1144244), (1540, 572122), (3080, 286061)]