889254910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{313}}^1\times {\mathrm{787}}^1$

素因数の和:1145

約数の個数: 48

約数和(自身を含む): 1696888656

約数和(自身を除く): 807633746

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 313, 361, 626, 722, 787, 1565, 1574, 1805, 3130, 3610, 3935, 5947, 7870, 11894, 14953, 29735, 29906, 59470, 74765, 112993, 149530, 225986, 246331, 284107, 492662, 564965, 568214, 1129930, 1231655, 1420535, 2463310, 2841070, 4680289, 9360578, 23401445, 46802890, 88925491, 177850982, 444627455, 889254910]

約数ペア:

[(1, 889254910), (2, 444627455), (5, 177850982), (10, 88925491), (19, 46802890), (38, 23401445), (95, 9360578), (190, 4680289), (313, 2841070), (361, 2463310), (626, 1420535), (722, 1231655), (787, 1129930), (1565, 568214), (1574, 564965), (1805, 492662), (3130, 284107), (3610, 246331), (3935, 225986), (5947, 149530), (7870, 112993), (11894, 74765), (14953, 59470), (29735, 29906)]