61644940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{62903}}^1$

素因数の和:62926

約数の個数: 36

約数和(自身を含む): 150592176

約数和(自身を除く): 88947236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 62903, 125806, 251612, 314515, 440321, 629030, 880642, 1258060, 1761284, 2201605, 3082247, 4403210, 6164494, 8806420, 12328988, 15411235, 30822470, 61644940]

約数ペア:

[(1, 61644940), (2, 30822470), (4, 15411235), (5, 12328988), (7, 8806420), (10, 6164494), (14, 4403210), (20, 3082247), (28, 2201605), (35, 1761284), (49, 1258060), (70, 880642), (98, 629030), (140, 440321), (196, 314515), (245, 251612), (490, 125806), (980, 62903)]