19455960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2221}}^1$

素因数の和:2308

約数の個数: 64

約数和(自身を含む): 59194080

約数和(自身を除く): 39738120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2221, 2920, 4380, 4442, 6663, 8760, 8884, 11105, 13326, 17768, 22210, 26652, 33315, 44420, 53304, 66630, 88840, 133260, 162133, 266520, 324266, 486399, 648532, 810665, 972798, 1297064, 1621330, 1945596, 2431995, 3242660, 3891192, 4863990, 6485320, 9727980, 19455960]

約数ペア:

[(1, 19455960), (2, 9727980), (3, 6485320), (4, 4863990), (5, 3891192), (6, 3242660), (8, 2431995), (10, 1945596), (12, 1621330), (15, 1297064), (20, 972798), (24, 810665), (30, 648532), (40, 486399), (60, 324266), (73, 266520), (120, 162133), (146, 133260), (219, 88840), (292, 66630), (365, 53304), (438, 44420), (584, 33315), (730, 26652), (876, 22210), (1095, 17768), (1460, 13326), (1752, 11105), (2190, 8884), (2221, 8760), (2920, 6663), (4380, 4442)]