17830020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22859}}^1$

素因数の和:22884

約数の個数: 48

約数和(自身を含む): 53766720

約数和(自身を除く): 35936700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 22859, 45718, 68577, 91436, 114295, 137154, 228590, 274308, 297167, 342885, 457180, 594334, 685770, 891501, 1188668, 1371540, 1485835, 1783002, 2971670, 3566004, 4457505, 5943340, 8915010, 17830020]

約数ペア:

[(1, 17830020), (2, 8915010), (3, 5943340), (4, 4457505), (5, 3566004), (6, 2971670), (10, 1783002), (12, 1485835), (13, 1371540), (15, 1188668), (20, 891501), (26, 685770), (30, 594334), (39, 457180), (52, 342885), (60, 297167), (65, 274308), (78, 228590), (130, 137154), (156, 114295), (195, 91436), (260, 68577), (390, 45718), (780, 22859)]