135646640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73721}}^1$

素因数の和:73757

約数の個数: 40

約数和(自身を含む): 329095008

約数和(自身を除く): 193448368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 73721, 147442, 294884, 368605, 589768, 737210, 1179536, 1474420, 1695583, 2948840, 3391166, 5897680, 6782332, 8477915, 13564664, 16955830, 27129328, 33911660, 67823320, 135646640]

約数ペア:

[(1, 135646640), (2, 67823320), (4, 33911660), (5, 27129328), (8, 16955830), (10, 13564664), (16, 8477915), (20, 6782332), (23, 5897680), (40, 3391166), (46, 2948840), (80, 1695583), (92, 1474420), (115, 1179536), (184, 737210), (230, 589768), (368, 368605), (460, 294884), (920, 147442), (1840, 73721)]