27893180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6427}}^1$

素因数の和:6474

約数の個数: 48

約数和(自身を含む): 69113856

約数和(自身を除く): 41220676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 6427, 12854, 25708, 32135, 44989, 64270, 89978, 128540, 179956, 199237, 224945, 398474, 449890, 796948, 899780, 996185, 1394659, 1992370, 2789318, 3984740, 5578636, 6973295, 13946590, 27893180]

約数ペア:

[(1, 27893180), (2, 13946590), (4, 6973295), (5, 5578636), (7, 3984740), (10, 2789318), (14, 1992370), (20, 1394659), (28, 996185), (31, 899780), (35, 796948), (62, 449890), (70, 398474), (124, 224945), (140, 199237), (155, 179956), (217, 128540), (310, 89978), (434, 64270), (620, 44989), (868, 32135), (1085, 25708), (2170, 12854), (4340, 6427)]