2470070592020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1\times {\mathrm{86441}}^1$

素因数の和:86865

約数の個数: 96

約数和(自身を含む): 5367425817600

約数和(自身を除く): 2897355225580

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 149, 172, 215, 223, 298, 430, 446, 596, 745, 860, 892, 1115, 1490, 2230, 2980, 4460, 6407, 9589, 12814, 19178, 25628, 32035, 33227, 38356, 47945, 64070, 66454, 86441, 95890, 128140, 132908, 166135, 172882, 191780, 332270, 345764, 432205, 664540, 864410, 1428761, 1728820, 2857522, 3716963, 5715044, 7143805, 7433926, 12879709, 14287610, 14867852, 18584815, 19276343, 25759418, 28575220, 37169630, 38552686, 51518836, 64398545, 74339260, 77105372, 96381715, 128797090, 192763430, 257594180, 385526860, 553827487, 828882749, 1107654974, 1657765498, 2215309948, 2769137435, 2872175107, 3315530996, 4144413745, 5538274870, 5744350214, 8288827490, 11076549740, 11488700428, 14360875535, 16577654980, 28721751070, 57443502140, 123503529601, 247007059202, 494014118404, 617517648005, 1235035296010, 2470070592020]

約数ペア:

[(1, 2470070592020), (2, 1235035296010), (4, 617517648005), (5, 494014118404), (10, 247007059202), (20, 123503529601), (43, 57443502140), (86, 28721751070), (149, 16577654980), (172, 14360875535), (215, 11488700428), (223, 11076549740), (298, 8288827490), (430, 5744350214), (446, 5538274870), (596, 4144413745), (745, 3315530996), (860, 2872175107), (892, 2769137435), (1115, 2215309948), (1490, 1657765498), (2230, 1107654974), (2980, 828882749), (4460, 553827487), (6407, 385526860), (9589, 257594180), (12814, 192763430), (19178, 128797090), (25628, 96381715), (32035, 77105372), (33227, 74339260), (38356, 64398545), (47945, 51518836), (64070, 38552686), (66454, 37169630), (86441, 28575220), (95890, 25759418), (128140, 19276343), (132908, 18584815), (166135, 14867852), (172882, 14287610), (191780, 12879709), (332270, 7433926), (345764, 7143805), (432205, 5715044), (664540, 3716963), (864410, 2857522), (1428761, 1728820)]