12061480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 28615680

約数和(自身を除く): 16554200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 137, 142, 155, 248, 274, 284, 310, 355, 548, 568, 620, 685, 710, 1096, 1240, 1370, 1420, 2201, 2740, 2840, 4247, 4402, 5480, 8494, 8804, 9727, 11005, 16988, 17608, 19454, 21235, 22010, 33976, 38908, 42470, 44020, 48635, 77816, 84940, 88040, 97270, 169880, 194540, 301537, 389080, 603074, 1206148, 1507685, 2412296, 3015370, 6030740, 12061480]

約数ペア:

[(1, 12061480), (2, 6030740), (4, 3015370), (5, 2412296), (8, 1507685), (10, 1206148), (20, 603074), (31, 389080), (40, 301537), (62, 194540), (71, 169880), (124, 97270), (137, 88040), (142, 84940), (155, 77816), (248, 48635), (274, 44020), (284, 42470), (310, 38908), (355, 33976), (548, 22010), (568, 21235), (620, 19454), (685, 17608), (710, 16988), (1096, 11005), (1240, 9727), (1370, 8804), (1420, 8494), (2201, 5480), (2740, 4402), (2840, 4247)]