40640504

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 83466240

約数和(自身を除く): 42825736

約数列:

[1, 2, 4, 8, 31, 37, 43, 62, 74, 86, 103, 124, 148, 172, 206, 248, 296, 344, 412, 824, 1147, 1333, 1591, 2294, 2666, 3182, 3193, 3811, 4429, 4588, 5332, 6364, 6386, 7622, 8858, 9176, 10664, 12728, 12772, 15244, 17716, 25544, 30488, 35432, 49321, 98642, 118141, 137299, 163873, 197284, 236282, 274598, 327746, 394568, 472564, 549196, 655492, 945128, 1098392, 1310984, 5080063, 10160126, 20320252, 40640504]

約数ペア:

[(1, 40640504), (2, 20320252), (4, 10160126), (8, 5080063), (31, 1310984), (37, 1098392), (43, 945128), (62, 655492), (74, 549196), (86, 472564), (103, 394568), (124, 327746), (148, 274598), (172, 236282), (206, 197284), (248, 163873), (296, 137299), (344, 118141), (412, 98642), (824, 49321), (1147, 35432), (1333, 30488), (1591, 25544), (2294, 17716), (2666, 15244), (3182, 12772), (3193, 12728), (3811, 10664), (4429, 9176), (4588, 8858), (5332, 7622), (6364, 6386)]