4745480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 11404800

約数和(自身を除く): 6659320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 89, 124, 155, 172, 178, 215, 248, 310, 344, 356, 430, 445, 620, 712, 860, 890, 1240, 1333, 1720, 1780, 2666, 2759, 3560, 3827, 5332, 5518, 6665, 7654, 10664, 11036, 13330, 13795, 15308, 19135, 22072, 26660, 27590, 30616, 38270, 53320, 55180, 76540, 110360, 118637, 153080, 237274, 474548, 593185, 949096, 1186370, 2372740, 4745480]

約数ペア:

[(1, 4745480), (2, 2372740), (4, 1186370), (5, 949096), (8, 593185), (10, 474548), (20, 237274), (31, 153080), (40, 118637), (43, 110360), (62, 76540), (86, 55180), (89, 53320), (124, 38270), (155, 30616), (172, 27590), (178, 26660), (215, 22072), (248, 19135), (310, 15308), (344, 13795), (356, 13330), (430, 11036), (445, 10664), (620, 7654), (712, 6665), (860, 5518), (890, 5332), (1240, 3827), (1333, 3560), (1720, 2759), (1780, 2666)]