118861520

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{20353}}^1$

素因数の和:20439

約数の個数: 40

約数和(自身を含む): 280152456

約数和(自身を除く): 161290936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 20353, 40706, 81412, 101765, 162824, 203530, 325648, 407060, 814120, 1485769, 1628240, 2971538, 5943076, 7428845, 11886152, 14857690, 23772304, 29715380, 59430760, 118861520]

約数ペア:

[(1, 118861520), (2, 59430760), (4, 29715380), (5, 23772304), (8, 14857690), (10, 11886152), (16, 7428845), (20, 5943076), (40, 2971538), (73, 1628240), (80, 1485769), (146, 814120), (292, 407060), (365, 325648), (584, 203530), (730, 162824), (1168, 101765), (1460, 81412), (2920, 40706), (5840, 20353)]