19111920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79633}}^1$

素因数の和:79649

約数の個数: 40

約数和(自身を含む): 59247696

約数和(自身を除く): 40135776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 79633, 159266, 238899, 318532, 398165, 477798, 637064, 796330, 955596, 1194495, 1274128, 1592660, 1911192, 2388990, 3185320, 3822384, 4777980, 6370640, 9555960, 19111920]

約数ペア:

[(1, 19111920), (2, 9555960), (3, 6370640), (4, 4777980), (5, 3822384), (6, 3185320), (8, 2388990), (10, 1911192), (12, 1592660), (15, 1274128), (16, 1194495), (20, 955596), (24, 796330), (30, 637064), (40, 477798), (48, 398165), (60, 318532), (80, 238899), (120, 159266), (240, 79633)]