720512398

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1\times {\mathrm{631}}^1$

素因数の和:1000

約数の個数: 32

約数和(自身を含む): 1145244672

約数和(自身を除く): 424732274

約数列:

[1, 2, 23, 46, 103, 206, 241, 482, 631, 1262, 2369, 4738, 5543, 11086, 14513, 24823, 29026, 49646, 64993, 129986, 152071, 304142, 570929, 1141858, 1494839, 2989678, 3497633, 6995266, 15663313, 31326626, 360256199, 720512398]

約数ペア:

[(1, 720512398), (2, 360256199), (23, 31326626), (46, 15663313), (103, 6995266), (206, 3497633), (241, 2989678), (482, 1494839), (631, 1141858), (1262, 570929), (2369, 304142), (4738, 152071), (5543, 129986), (11086, 64993), (14513, 49646), (24823, 29026)]