74907320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81421}}^1$

素因数の和:81455

約数の個数: 32

約数和(自身を含む): 175871520

約数和(自身を除く): 100964200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 81421, 162842, 325684, 407105, 651368, 814210, 1628420, 1872683, 3256840, 3745366, 7490732, 9363415, 14981464, 18726830, 37453660, 74907320]

約数ペア:

[(1, 74907320), (2, 37453660), (4, 18726830), (5, 14981464), (8, 9363415), (10, 7490732), (20, 3745366), (23, 3256840), (40, 1872683), (46, 1628420), (92, 814210), (115, 651368), (184, 407105), (230, 325684), (460, 162842), (920, 81421)]