290703872

素因数分解:

$2^9\times {\mathrm{109}}^1\times {\mathrm{5209}}^1$

素因数の和:5336

約数の個数: 40

約数和(自身を含む): 586281300

約数和(自身を除く): 295577428

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 512, 872, 1744, 3488, 5209, 6976, 10418, 13952, 20836, 27904, 41672, 55808, 83344, 166688, 333376, 567781, 666752, 1135562, 1333504, 2271124, 2667008, 4542248, 9084496, 18168992, 36337984, 72675968, 145351936, 290703872]

約数ペア:

[(1, 290703872), (2, 145351936), (4, 72675968), (8, 36337984), (16, 18168992), (32, 9084496), (64, 4542248), (109, 2667008), (128, 2271124), (218, 1333504), (256, 1135562), (436, 666752), (512, 567781), (872, 333376), (1744, 166688), (3488, 83344), (5209, 55808), (6976, 41672), (10418, 27904), (13952, 20836)]