31652740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2113}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 76712832

約数和(自身を除く): 45060092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2113, 2140, 2996, 3745, 4226, 7490, 8452, 10565, 14791, 14980, 21130, 29582, 42260, 59164, 73955, 147910, 226091, 295820, 452182, 904364, 1130455, 1582637, 2260910, 3165274, 4521820, 6330548, 7913185, 15826370, 31652740]

約数ペア:

[(1, 31652740), (2, 15826370), (4, 7913185), (5, 6330548), (7, 4521820), (10, 3165274), (14, 2260910), (20, 1582637), (28, 1130455), (35, 904364), (70, 452182), (107, 295820), (140, 226091), (214, 147910), (428, 73955), (535, 59164), (749, 42260), (1070, 29582), (1498, 21130), (2113, 14980), (2140, 14791), (2996, 10565), (3745, 8452), (4226, 7490)]