1216240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:697

約数の個数: 40

約数和(自身を含む): 2955168

約数和(自身を除く): 1738928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 661, 920, 1322, 1840, 2644, 3305, 5288, 6610, 10576, 13220, 15203, 26440, 30406, 52880, 60812, 76015, 121624, 152030, 243248, 304060, 608120, 1216240]

約数ペア:

[(1, 1216240), (2, 608120), (4, 304060), (5, 243248), (8, 152030), (10, 121624), (16, 76015), (20, 60812), (23, 52880), (40, 30406), (46, 26440), (80, 15203), (92, 13220), (115, 10576), (184, 6610), (230, 5288), (368, 3305), (460, 2644), (661, 1840), (920, 1322)]