238889680

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{37799}}^1$

素因数の和:37891

約数の個数: 40

約数和(自身を含む): 562464000

約数和(自身を除く): 323574320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 37799, 75598, 151196, 188995, 302392, 377990, 604784, 755980, 1511960, 2986121, 3023920, 5972242, 11944484, 14930605, 23888968, 29861210, 47777936, 59722420, 119444840, 238889680]

約数ペア:

[(1, 238889680), (2, 119444840), (4, 59722420), (5, 47777936), (8, 29861210), (10, 23888968), (16, 14930605), (20, 11944484), (40, 5972242), (79, 3023920), (80, 2986121), (158, 1511960), (316, 755980), (395, 604784), (632, 377990), (790, 302392), (1264, 188995), (1580, 151196), (3160, 75598), (6320, 37799)]