355640720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193283}}^1$

素因数の和:193319

約数の個数: 40

約数和(自身を含む): 862819776

約数和(自身を除く): 507179056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 193283, 386566, 773132, 966415, 1546264, 1932830, 3092528, 3865660, 4445509, 7731320, 8891018, 15462640, 17782036, 22227545, 35564072, 44455090, 71128144, 88910180, 177820360, 355640720]

約数ペア:

[(1, 355640720), (2, 177820360), (4, 88910180), (5, 71128144), (8, 44455090), (10, 35564072), (16, 22227545), (20, 17782036), (23, 15462640), (40, 8891018), (46, 7731320), (80, 4445509), (92, 3865660), (115, 3092528), (184, 1932830), (230, 1546264), (368, 966415), (460, 773132), (920, 386566), (1840, 193283)]