2498240

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 56

約数和(自身を含む): 6138672

約数和(自身を除く): 3640432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 211, 296, 320, 370, 422, 592, 740, 844, 1055, 1184, 1480, 1688, 2110, 2368, 2960, 3376, 4220, 5920, 6752, 7807, 8440, 11840, 13504, 15614, 16880, 31228, 33760, 39035, 62456, 67520, 78070, 124912, 156140, 249824, 312280, 499648, 624560, 1249120, 2498240]

約数ペア:

[(1, 2498240), (2, 1249120), (4, 624560), (5, 499648), (8, 312280), (10, 249824), (16, 156140), (20, 124912), (32, 78070), (37, 67520), (40, 62456), (64, 39035), (74, 33760), (80, 31228), (148, 16880), (160, 15614), (185, 13504), (211, 11840), (296, 8440), (320, 7807), (370, 6752), (422, 5920), (592, 4220), (740, 3376), (844, 2960), (1055, 2368), (1184, 2110), (1480, 1688)]