38911920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2221}}^1$

素因数の和:2310

約数の個数: 80

約数和(自身を含む): 122334432

約数和(自身を除く): 83422512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 1095, 1168, 1460, 1752, 2190, 2221, 2920, 3504, 4380, 4442, 5840, 6663, 8760, 8884, 11105, 13326, 17520, 17768, 22210, 26652, 33315, 35536, 44420, 53304, 66630, 88840, 106608, 133260, 162133, 177680, 266520, 324266, 486399, 533040, 648532, 810665, 972798, 1297064, 1621330, 1945596, 2431995, 2594128, 3242660, 3891192, 4863990, 6485320, 7782384, 9727980, 12970640, 19455960, 38911920]

約数ペア:

[(1, 38911920), (2, 19455960), (3, 12970640), (4, 9727980), (5, 7782384), (6, 6485320), (8, 4863990), (10, 3891192), (12, 3242660), (15, 2594128), (16, 2431995), (20, 1945596), (24, 1621330), (30, 1297064), (40, 972798), (48, 810665), (60, 648532), (73, 533040), (80, 486399), (120, 324266), (146, 266520), (219, 177680), (240, 162133), (292, 133260), (365, 106608), (438, 88840), (584, 66630), (730, 53304), (876, 44420), (1095, 35536), (1168, 33315), (1460, 26652), (1752, 22210), (2190, 17768), (2221, 17520), (2920, 13326), (3504, 11105), (4380, 8884), (4442, 8760), (5840, 6663)]