28100404720

素因数分解:

$2^4\times 5^1\times {\mathrm{24517}}^1\times {\mathrm{14327}}^1$

素因数の和:38857

約数の個数: 40

約数和(自身を含む): 65340666144

約数和(自身を除く): 37240261424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 14327, 24517, 28654, 49034, 57308, 71635, 98068, 114616, 122585, 143270, 196136, 229232, 245170, 286540, 392272, 490340, 573080, 980680, 1146160, 1961360, 351255059, 702510118, 1405020236, 1756275295, 2810040472, 3512550590, 5620080944, 7025101180, 14050202360, 28100404720]

約数ペア:

[(1, 28100404720), (2, 14050202360), (4, 7025101180), (5, 5620080944), (8, 3512550590), (10, 2810040472), (16, 1756275295), (20, 1405020236), (40, 702510118), (80, 351255059), (14327, 1961360), (24517, 1146160), (28654, 980680), (49034, 573080), (57308, 490340), (71635, 392272), (98068, 286540), (114616, 245170), (122585, 229232), (143270, 196136)]