39936680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 109486080

約数和(自身を除く): 69549400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 43, 56, 62, 70, 86, 107, 124, 140, 155, 172, 214, 215, 217, 248, 280, 301, 310, 344, 428, 430, 434, 535, 602, 620, 749, 856, 860, 868, 1070, 1085, 1204, 1240, 1333, 1498, 1505, 1720, 1736, 2140, 2170, 2408, 2666, 2996, 3010, 3317, 3745, 4280, 4340, 4601, 5332, 5992, 6020, 6634, 6665, 7490, 8680, 9202, 9331, 10664, 12040, 13268, 13330, 14980, 16585, 18404, 18662, 23005, 23219, 26536, 26660, 29960, 32207, 33170, 36808, 37324, 46010, 46438, 46655, 53320, 64414, 66340, 74648, 92020, 92876, 93310, 116095, 128828, 132680, 142631, 161035, 184040, 185752, 186620, 232190, 257656, 285262, 322070, 373240, 464380, 570524, 644140, 713155, 928760, 998417, 1141048, 1288280, 1426310, 1996834, 2852620, 3993668, 4992085, 5705240, 7987336, 9984170, 19968340, 39936680]

約数ペア:

[(1, 39936680), (2, 19968340), (4, 9984170), (5, 7987336), (7, 5705240), (8, 4992085), (10, 3993668), (14, 2852620), (20, 1996834), (28, 1426310), (31, 1288280), (35, 1141048), (40, 998417), (43, 928760), (56, 713155), (62, 644140), (70, 570524), (86, 464380), (107, 373240), (124, 322070), (140, 285262), (155, 257656), (172, 232190), (214, 186620), (215, 185752), (217, 184040), (248, 161035), (280, 142631), (301, 132680), (310, 128828), (344, 116095), (428, 93310), (430, 92876), (434, 92020), (535, 74648), (602, 66340), (620, 64414), (749, 53320), (856, 46655), (860, 46438), (868, 46010), (1070, 37324), (1085, 36808), (1204, 33170), (1240, 32207), (1333, 29960), (1498, 26660), (1505, 26536), (1720, 23219), (1736, 23005), (2140, 18662), (2170, 18404), (2408, 16585), (2666, 14980), (2996, 13330), (3010, 13268), (3317, 12040), (3745, 10664), (4280, 9331), (4340, 9202), (4601, 8680), (5332, 7490), (5992, 6665), (6020, 6634)]