3945680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:124

約数の個数: 80

約数和(自身を含む): 9951744

約数和(自身を除く): 6006064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 43, 62, 74, 80, 86, 124, 148, 155, 172, 185, 215, 248, 296, 310, 344, 370, 430, 496, 592, 620, 688, 740, 860, 1147, 1240, 1333, 1480, 1591, 1720, 2294, 2480, 2666, 2960, 3182, 3440, 4588, 5332, 5735, 6364, 6665, 7955, 9176, 10664, 11470, 12728, 13330, 15910, 18352, 21328, 22940, 25456, 26660, 31820, 45880, 49321, 53320, 63640, 91760, 98642, 106640, 127280, 197284, 246605, 394568, 493210, 789136, 986420, 1972840, 3945680]

約数ペア:

[(1, 3945680), (2, 1972840), (4, 986420), (5, 789136), (8, 493210), (10, 394568), (16, 246605), (20, 197284), (31, 127280), (37, 106640), (40, 98642), (43, 91760), (62, 63640), (74, 53320), (80, 49321), (86, 45880), (124, 31820), (148, 26660), (155, 25456), (172, 22940), (185, 21328), (215, 18352), (248, 15910), (296, 13330), (310, 12728), (344, 11470), (370, 10664), (430, 9176), (496, 7955), (592, 6665), (620, 6364), (688, 5735), (740, 5332), (860, 4588), (1147, 3440), (1240, 3182), (1333, 2960), (1480, 2666), (1591, 2480), (1720, 2294)]