70196840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{250703}}^1$

素因数の和:250721

約数の個数: 32

約数和(自身を含む): 180506880

約数和(自身を除く): 110310040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 250703, 501406, 1002812, 1253515, 1754921, 2005624, 2507030, 3509842, 5014060, 7019684, 8774605, 10028120, 14039368, 17549210, 35098420, 70196840]

約数ペア:

[(1, 70196840), (2, 35098420), (4, 17549210), (5, 14039368), (7, 10028120), (8, 8774605), (10, 7019684), (14, 5014060), (20, 3509842), (28, 2507030), (35, 2005624), (40, 1754921), (56, 1253515), (70, 1002812), (140, 501406), (280, 250703)]