12485320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 30119040

約数和(自身を除く): 17633720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 92, 115, 164, 184, 205, 230, 328, 331, 410, 460, 662, 820, 920, 943, 1324, 1640, 1655, 1886, 2648, 3310, 3772, 4715, 6620, 7544, 7613, 9430, 13240, 13571, 15226, 18860, 27142, 30452, 37720, 38065, 54284, 60904, 67855, 76130, 108568, 135710, 152260, 271420, 304520, 312133, 542840, 624266, 1248532, 1560665, 2497064, 3121330, 6242660, 12485320]

約数ペア:

[(1, 12485320), (2, 6242660), (4, 3121330), (5, 2497064), (8, 1560665), (10, 1248532), (20, 624266), (23, 542840), (40, 312133), (41, 304520), (46, 271420), (82, 152260), (92, 135710), (115, 108568), (164, 76130), (184, 67855), (205, 60904), (230, 54284), (328, 38065), (331, 37720), (410, 30452), (460, 27142), (662, 18860), (820, 15226), (920, 13571), (943, 13240), (1324, 9430), (1640, 7613), (1655, 7544), (1886, 6620), (2648, 4715), (3310, 3772)]