17686760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 50561280

約数和(自身を除く): 32874520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 86, 91, 104, 113, 130, 140, 172, 182, 215, 226, 260, 280, 301, 344, 364, 430, 452, 455, 520, 559, 565, 602, 728, 791, 860, 904, 910, 1118, 1130, 1204, 1469, 1505, 1582, 1720, 1820, 2236, 2260, 2408, 2795, 2938, 3010, 3164, 3640, 3913, 3955, 4472, 4520, 4859, 5590, 5876, 6020, 6328, 7345, 7826, 7910, 9718, 10283, 11180, 11752, 12040, 14690, 15652, 15820, 19436, 19565, 20566, 22360, 24295, 29380, 31304, 31640, 34013, 38872, 39130, 41132, 48590, 51415, 58760, 63167, 68026, 78260, 82264, 97180, 102830, 126334, 136052, 156520, 170065, 194360, 205660, 252668, 272104, 315835, 340130, 411320, 442169, 505336, 631670, 680260, 884338, 1263340, 1360520, 1768676, 2210845, 2526680, 3537352, 4421690, 8843380, 17686760]

約数ペア:

[(1, 17686760), (2, 8843380), (4, 4421690), (5, 3537352), (7, 2526680), (8, 2210845), (10, 1768676), (13, 1360520), (14, 1263340), (20, 884338), (26, 680260), (28, 631670), (35, 505336), (40, 442169), (43, 411320), (52, 340130), (56, 315835), (65, 272104), (70, 252668), (86, 205660), (91, 194360), (104, 170065), (113, 156520), (130, 136052), (140, 126334), (172, 102830), (182, 97180), (215, 82264), (226, 78260), (260, 68026), (280, 63167), (301, 58760), (344, 51415), (364, 48590), (430, 41132), (452, 39130), (455, 38872), (520, 34013), (559, 31640), (565, 31304), (602, 29380), (728, 24295), (791, 22360), (860, 20566), (904, 19565), (910, 19436), (1118, 15820), (1130, 15652), (1204, 14690), (1469, 12040), (1505, 11752), (1582, 11180), (1720, 10283), (1820, 9718), (2236, 7910), (2260, 7826), (2408, 7345), (2795, 6328), (2938, 6020), (3010, 5876), (3164, 5590), (3640, 4859), (3913, 4520), (3955, 4472)]