2554921472

素因数分解:

$2^9\times {\mathrm{239}}^1\times {\mathrm{20879}}^1$

素因数の和:21136

約数の個数: 40

約数和(自身を含む): 5126457600

約数和(自身を除く): 2571536128

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 239, 256, 478, 512, 956, 1912, 3824, 7648, 15296, 20879, 30592, 41758, 61184, 83516, 122368, 167032, 334064, 668128, 1336256, 2672512, 4990081, 5345024, 9980162, 10690048, 19960324, 39920648, 79841296, 159682592, 319365184, 638730368, 1277460736, 2554921472]

約数ペア:

[(1, 2554921472), (2, 1277460736), (4, 638730368), (8, 319365184), (16, 159682592), (32, 79841296), (64, 39920648), (128, 19960324), (239, 10690048), (256, 9980162), (478, 5345024), (512, 4990081), (956, 2672512), (1912, 1336256), (3824, 668128), (7648, 334064), (15296, 167032), (20879, 122368), (30592, 83516), (41758, 61184)]