15516880

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2657}}^1$

素因数の和:2743

約数の個数: 40

約数和(自身を含む): 36584712

約数和(自身を除く): 21067832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2657, 2920, 5314, 5840, 10628, 13285, 21256, 26570, 42512, 53140, 106280, 193961, 212560, 387922, 775844, 969805, 1551688, 1939610, 3103376, 3879220, 7758440, 15516880]

約数ペア:

[(1, 15516880), (2, 7758440), (4, 3879220), (5, 3103376), (8, 1939610), (10, 1551688), (16, 969805), (20, 775844), (40, 387922), (73, 212560), (80, 193961), (146, 106280), (292, 53140), (365, 42512), (584, 26570), (730, 21256), (1168, 13285), (1460, 10628), (2657, 5840), (2920, 5314)]