1400240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:797

約数の個数: 40

約数和(自身を含む): 3401568

約数和(自身を除く): 2001328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 761, 920, 1522, 1840, 3044, 3805, 6088, 7610, 12176, 15220, 17503, 30440, 35006, 60880, 70012, 87515, 140024, 175030, 280048, 350060, 700120, 1400240]

約数ペア:

[(1, 1400240), (2, 700120), (4, 350060), (5, 280048), (8, 175030), (10, 140024), (16, 87515), (20, 70012), (23, 60880), (40, 35006), (46, 30440), (80, 17503), (92, 15220), (115, 12176), (184, 7610), (230, 6088), (368, 3805), (460, 3044), (761, 1840), (920, 1522)]