199806320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{50971}}^1$

素因数の和:50998

約数の個数: 60

約数和(自身を含む): 540405144

約数和(自身を除く): 340598824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 50971, 101942, 203884, 254855, 356797, 407768, 509710, 713594, 815536, 1019420, 1427188, 1783985, 2038840, 2497579, 2854376, 3567970, 4077680, 4995158, 5708752, 7135940, 9990316, 12487895, 14271880, 19980632, 24975790, 28543760, 39961264, 49951580, 99903160, 199806320]

約数ペア:

[(1, 199806320), (2, 99903160), (4, 49951580), (5, 39961264), (7, 28543760), (8, 24975790), (10, 19980632), (14, 14271880), (16, 12487895), (20, 9990316), (28, 7135940), (35, 5708752), (40, 4995158), (49, 4077680), (56, 3567970), (70, 2854376), (80, 2497579), (98, 2038840), (112, 1783985), (140, 1427188), (196, 1019420), (245, 815536), (280, 713594), (392, 509710), (490, 407768), (560, 356797), (784, 254855), (980, 203884), (1960, 101942), (3920, 50971)]