17966680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 43027200

約数和(自身を除く): 25060520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 59, 92, 115, 118, 184, 230, 236, 295, 331, 460, 472, 590, 662, 920, 1180, 1324, 1357, 1655, 2360, 2648, 2714, 3310, 5428, 6620, 6785, 7613, 10856, 13240, 13570, 15226, 19529, 27140, 30452, 38065, 39058, 54280, 60904, 76130, 78116, 97645, 152260, 156232, 195290, 304520, 390580, 449167, 781160, 898334, 1796668, 2245835, 3593336, 4491670, 8983340, 17966680]

約数ペア:

[(1, 17966680), (2, 8983340), (4, 4491670), (5, 3593336), (8, 2245835), (10, 1796668), (20, 898334), (23, 781160), (40, 449167), (46, 390580), (59, 304520), (92, 195290), (115, 156232), (118, 152260), (184, 97645), (230, 78116), (236, 76130), (295, 60904), (331, 54280), (460, 39058), (472, 38065), (590, 30452), (662, 27140), (920, 19529), (1180, 15226), (1324, 13570), (1357, 13240), (1655, 10856), (2360, 7613), (2648, 6785), (2714, 6620), (3310, 5428)]