1987590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 5495040

約数和(自身を除く): 3507450

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 95, 110, 114, 165, 190, 209, 285, 317, 330, 418, 570, 627, 634, 951, 1045, 1254, 1585, 1902, 2090, 3135, 3170, 3487, 4755, 6023, 6270, 6974, 9510, 10461, 12046, 17435, 18069, 20922, 30115, 34870, 36138, 52305, 60230, 66253, 90345, 104610, 132506, 180690, 198759, 331265, 397518, 662530, 993795, 1987590]

約数ペア:

[(1, 1987590), (2, 993795), (3, 662530), (5, 397518), (6, 331265), (10, 198759), (11, 180690), (15, 132506), (19, 104610), (22, 90345), (30, 66253), (33, 60230), (38, 52305), (55, 36138), (57, 34870), (66, 30115), (95, 20922), (110, 18069), (114, 17435), (165, 12046), (190, 10461), (209, 9510), (285, 6974), (317, 6270), (330, 6023), (418, 4755), (570, 3487), (627, 3170), (634, 3135), (951, 2090), (1045, 1902), (1254, 1585)]