173844920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1493}}^1$

素因数の和:1616

約数の個数: 64

約数和(自身を含む): 406607040

約数和(自身を除く): 232762120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 568, 710, 820, 1420, 1493, 1640, 2840, 2911, 2986, 5822, 5972, 7465, 11644, 11944, 14555, 14930, 23288, 29110, 29860, 58220, 59720, 61213, 106003, 116440, 122426, 212006, 244852, 306065, 424012, 489704, 530015, 612130, 848024, 1060030, 1224260, 2120060, 2448520, 4240120, 4346123, 8692246, 17384492, 21730615, 34768984, 43461230, 86922460, 173844920]

約数ペア:

[(1, 173844920), (2, 86922460), (4, 43461230), (5, 34768984), (8, 21730615), (10, 17384492), (20, 8692246), (40, 4346123), (41, 4240120), (71, 2448520), (82, 2120060), (142, 1224260), (164, 1060030), (205, 848024), (284, 612130), (328, 530015), (355, 489704), (410, 424012), (568, 306065), (710, 244852), (820, 212006), (1420, 122426), (1493, 116440), (1640, 106003), (2840, 61213), (2911, 59720), (2986, 58220), (5822, 29860), (5972, 29110), (7465, 23288), (11644, 14930), (11944, 14555)]