68692040

素因数分解:

$2^3\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1747}}^1$

素因数の和:2741

約数の個数: 32

約数和(自身を含む): 154802880

約数和(自身を除く): 86110840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 983, 1747, 1966, 3494, 3932, 4915, 6988, 7864, 8735, 9830, 13976, 17470, 19660, 34940, 39320, 69880, 1717301, 3434602, 6869204, 8586505, 13738408, 17173010, 34346020, 68692040]

約数ペア:

[(1, 68692040), (2, 34346020), (4, 17173010), (5, 13738408), (8, 8586505), (10, 6869204), (20, 3434602), (40, 1717301), (983, 69880), (1747, 39320), (1966, 34940), (3494, 19660), (3932, 17470), (4915, 13976), (6988, 9830), (7864, 8735)]