1604967340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{42437}}^1$

素因数の和:42538

約数の個数: 48

約数和(自身を含む): 3536273664

約数和(自身を除く): 1931306324

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 7564, 9455, 18910, 37820, 42437, 84874, 169748, 212185, 424370, 848740, 1315547, 2588657, 2631094, 5177314, 5262188, 6577735, 10354628, 12943285, 13155470, 25886570, 26310940, 51773140, 80248367, 160496734, 320993468, 401241835, 802483670, 1604967340]

約数ペア:

[(1, 1604967340), (2, 802483670), (4, 401241835), (5, 320993468), (10, 160496734), (20, 80248367), (31, 51773140), (61, 26310940), (62, 25886570), (122, 13155470), (124, 12943285), (155, 10354628), (244, 6577735), (305, 5262188), (310, 5177314), (610, 2631094), (620, 2588657), (1220, 1315547), (1891, 848740), (3782, 424370), (7564, 212185), (9455, 169748), (18910, 84874), (37820, 42437)]