2128380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1867}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 6276480

約数和(自身を除く): 4148100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 1867, 3734, 5601, 7468, 9335, 11202, 18670, 22404, 28005, 35473, 37340, 56010, 70946, 106419, 112020, 141892, 177365, 212838, 354730, 425676, 532095, 709460, 1064190, 2128380]

約数ペア:

[(1, 2128380), (2, 1064190), (3, 709460), (4, 532095), (5, 425676), (6, 354730), (10, 212838), (12, 177365), (15, 141892), (19, 112020), (20, 106419), (30, 70946), (38, 56010), (57, 37340), (60, 35473), (76, 28005), (95, 22404), (114, 18670), (190, 11202), (228, 9335), (285, 7468), (380, 5601), (570, 3734), (1140, 1867)]