1546280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 64

約数和(自身を含む): 3801600

約数和(自身を除く): 2255320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 43, 58, 62, 86, 116, 124, 145, 155, 172, 215, 232, 248, 290, 310, 344, 430, 580, 620, 860, 899, 1160, 1240, 1247, 1333, 1720, 1798, 2494, 2666, 3596, 4495, 4988, 5332, 6235, 6665, 7192, 8990, 9976, 10664, 12470, 13330, 17980, 24940, 26660, 35960, 38657, 49880, 53320, 77314, 154628, 193285, 309256, 386570, 773140, 1546280]

約数ペア:

[(1, 1546280), (2, 773140), (4, 386570), (5, 309256), (8, 193285), (10, 154628), (20, 77314), (29, 53320), (31, 49880), (40, 38657), (43, 35960), (58, 26660), (62, 24940), (86, 17980), (116, 13330), (124, 12470), (145, 10664), (155, 9976), (172, 8990), (215, 7192), (232, 6665), (248, 6235), (290, 5332), (310, 4988), (344, 4495), (430, 3596), (580, 2666), (620, 2494), (860, 1798), (899, 1720), (1160, 1333), (1240, 1247)]