630164144

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{442531}}^1$

素因数の和:442628

約数の個数: 20

約数和(自身を含む): 1234664280

約数和(自身を除く): 604500136

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 442531, 885062, 1770124, 3540248, 7080496, 39385259, 78770518, 157541036, 315082072, 630164144]

約数ペア:

[(1, 630164144), (2, 315082072), (4, 157541036), (8, 78770518), (16, 39385259), (89, 7080496), (178, 3540248), (356, 1770124), (712, 885062), (1424, 442531)]