1536980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 3472896

約数和(自身を除く): 1935916

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 67, 74, 124, 134, 148, 155, 185, 268, 310, 335, 370, 620, 670, 740, 1147, 1340, 2077, 2294, 2479, 4154, 4588, 4958, 5735, 8308, 9916, 10385, 11470, 12395, 20770, 22940, 24790, 41540, 49580, 76849, 153698, 307396, 384245, 768490, 1536980]

約数ペア:

[(1, 1536980), (2, 768490), (4, 384245), (5, 307396), (10, 153698), (20, 76849), (31, 49580), (37, 41540), (62, 24790), (67, 22940), (74, 20770), (124, 12395), (134, 11470), (148, 10385), (155, 9916), (185, 8308), (268, 5735), (310, 4958), (335, 4588), (370, 4154), (620, 2479), (670, 2294), (740, 2077), (1147, 1340)]