3918740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1217}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 9821952

約数和(自身を除く): 5903212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1217, 1610, 2434, 3220, 4868, 6085, 8519, 12170, 17038, 24340, 27991, 34076, 42595, 55982, 85190, 111964, 139955, 170380, 195937, 279910, 391874, 559820, 783748, 979685, 1959370, 3918740]

約数ペア:

[(1, 3918740), (2, 1959370), (4, 979685), (5, 783748), (7, 559820), (10, 391874), (14, 279910), (20, 195937), (23, 170380), (28, 139955), (35, 111964), (46, 85190), (70, 55982), (92, 42595), (115, 34076), (140, 27991), (161, 24340), (230, 17038), (322, 12170), (460, 8519), (644, 6085), (805, 4868), (1217, 3220), (1610, 2434)]