74620720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30089}}^1$

素因数の和:30133

約数の個数: 40

約数和(自身を含む): 179095680

約数和(自身を除く): 104474960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 30089, 60178, 120356, 150445, 240712, 300890, 481424, 601780, 932759, 1203560, 1865518, 2407120, 3731036, 4663795, 7462072, 9327590, 14924144, 18655180, 37310360, 74620720]

約数ペア:

[(1, 74620720), (2, 37310360), (4, 18655180), (5, 14924144), (8, 9327590), (10, 7462072), (16, 4663795), (20, 3731036), (31, 2407120), (40, 1865518), (62, 1203560), (80, 932759), (124, 601780), (155, 481424), (248, 300890), (310, 240712), (496, 150445), (620, 120356), (1240, 60178), (2480, 30089)]