222640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1$

素因数の和:58

約数の個数: 60

約数和(自身を含む): 593712

約数和(自身を除く): 371072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 121, 176, 184, 220, 230, 242, 253, 368, 440, 460, 484, 506, 605, 880, 920, 968, 1012, 1210, 1265, 1840, 1936, 2024, 2420, 2530, 2783, 4048, 4840, 5060, 5566, 9680, 10120, 11132, 13915, 20240, 22264, 27830, 44528, 55660, 111320, 222640]

約数ペア:

[(1, 222640), (2, 111320), (4, 55660), (5, 44528), (8, 27830), (10, 22264), (11, 20240), (16, 13915), (20, 11132), (22, 10120), (23, 9680), (40, 5566), (44, 5060), (46, 4840), (55, 4048), (80, 2783), (88, 2530), (92, 2420), (110, 2024), (115, 1936), (121, 1840), (176, 1265), (184, 1210), (220, 1012), (230, 968), (242, 920), (253, 880), (368, 605), (440, 506), (460, 484)]