3190240

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 7644672

約数和(自身を除く): 4454432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 157, 160, 254, 314, 508, 628, 635, 785, 1016, 1256, 1270, 1570, 2032, 2512, 2540, 3140, 4064, 5024, 5080, 6280, 10160, 12560, 19939, 20320, 25120, 39878, 79756, 99695, 159512, 199390, 319024, 398780, 638048, 797560, 1595120, 3190240]

約数ペア:

[(1, 3190240), (2, 1595120), (4, 797560), (5, 638048), (8, 398780), (10, 319024), (16, 199390), (20, 159512), (32, 99695), (40, 79756), (80, 39878), (127, 25120), (157, 20320), (160, 19939), (254, 12560), (314, 10160), (508, 6280), (628, 5080), (635, 5024), (785, 4064), (1016, 3140), (1256, 2540), (1270, 2512), (1570, 2032)]