1440256

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:144

約数の個数: 40

約数和(自身を含む): 3007620

約数和(自身を除く): 1567364

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 97, 116, 128, 194, 232, 256, 388, 464, 512, 776, 928, 1552, 1856, 2813, 3104, 3712, 5626, 6208, 7424, 11252, 12416, 14848, 22504, 24832, 45008, 49664, 90016, 180032, 360064, 720128, 1440256]

約数ペア:

[(1, 1440256), (2, 720128), (4, 360064), (8, 180032), (16, 90016), (29, 49664), (32, 45008), (58, 24832), (64, 22504), (97, 14848), (116, 12416), (128, 11252), (194, 7424), (232, 6208), (256, 5626), (388, 3712), (464, 3104), (512, 2813), (776, 1856), (928, 1552)]