4897136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 40

約数和(自身を含む): 10155600

約数和(自身を除く): 5258464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 181, 304, 356, 362, 712, 724, 1424, 1448, 1691, 2896, 3382, 3439, 6764, 6878, 13528, 13756, 16109, 27056, 27512, 32218, 55024, 64436, 128872, 257744, 306071, 612142, 1224284, 2448568, 4897136]

約数ペア:

[(1, 4897136), (2, 2448568), (4, 1224284), (8, 612142), (16, 306071), (19, 257744), (38, 128872), (76, 64436), (89, 55024), (152, 32218), (178, 27512), (181, 27056), (304, 16109), (356, 13756), (362, 13528), (712, 6878), (724, 6764), (1424, 3439), (1448, 3382), (1691, 2896)]