28631320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31121}}^1$

素因数の和:31155

約数の個数: 32

約数和(自身を含む): 67223520

約数和(自身を除く): 38592200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 31121, 62242, 124484, 155605, 248968, 311210, 622420, 715783, 1244840, 1431566, 2863132, 3578915, 5726264, 7157830, 14315660, 28631320]

約数ペア:

[(1, 28631320), (2, 14315660), (4, 7157830), (5, 5726264), (8, 3578915), (10, 2863132), (20, 1431566), (23, 1244840), (40, 715783), (46, 622420), (92, 311210), (115, 248968), (184, 155605), (230, 124484), (460, 62242), (920, 31121)]