27431180

素因数分解:

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

素因数の和:1263

約数の個数: 72

約数和(自身を含む): 69981408

約数和(自身を除く): 42550228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1217, 1610, 2254, 2434, 3220, 4508, 4868, 5635, 6085, 8519, 11270, 12170, 17038, 22540, 24340, 27991, 34076, 42595, 55982, 59633, 85190, 111964, 119266, 139955, 170380, 195937, 238532, 279910, 298165, 391874, 559820, 596330, 783748, 979685, 1192660, 1371559, 1959370, 2743118, 3918740, 5486236, 6857795, 13715590, 27431180]

約数ペア:

[(1, 27431180), (2, 13715590), (4, 6857795), (5, 5486236), (7, 3918740), (10, 2743118), (14, 1959370), (20, 1371559), (23, 1192660), (28, 979685), (35, 783748), (46, 596330), (49, 559820), (70, 391874), (92, 298165), (98, 279910), (115, 238532), (140, 195937), (161, 170380), (196, 139955), (230, 119266), (245, 111964), (322, 85190), (460, 59633), (490, 55982), (644, 42595), (805, 34076), (980, 27991), (1127, 24340), (1217, 22540), (1610, 17038), (2254, 12170), (2434, 11270), (3220, 8519), (4508, 6085), (4868, 5635)]