739647580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{278063}}^1$

素因数の和:278098

約数の個数: 48

約数和(自身を含む): 1868590080

約数和(自身を除く): 1128942500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 278063, 556126, 1112252, 1390315, 1946441, 2780630, 3892882, 5283197, 5561260, 7785764, 9732205, 10566394, 19464410, 21132788, 26415985, 36982379, 38928820, 52831970, 73964758, 105663940, 147929516, 184911895, 369823790, 739647580]

約数ペア:

[(1, 739647580), (2, 369823790), (4, 184911895), (5, 147929516), (7, 105663940), (10, 73964758), (14, 52831970), (19, 38928820), (20, 36982379), (28, 26415985), (35, 21132788), (38, 19464410), (70, 10566394), (76, 9732205), (95, 7785764), (133, 5561260), (140, 5283197), (190, 3892882), (266, 2780630), (380, 1946441), (532, 1390315), (665, 1112252), (1330, 556126), (2660, 278063)]