2742560

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 6608952

約数和(自身を除く): 3866392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 281, 305, 488, 562, 610, 976, 1124, 1220, 1405, 1952, 2248, 2440, 2810, 4496, 4880, 5620, 8992, 9760, 11240, 17141, 22480, 34282, 44960, 68564, 85705, 137128, 171410, 274256, 342820, 548512, 685640, 1371280, 2742560]

約数ペア:

[(1, 2742560), (2, 1371280), (4, 685640), (5, 548512), (8, 342820), (10, 274256), (16, 171410), (20, 137128), (32, 85705), (40, 68564), (61, 44960), (80, 34282), (122, 22480), (160, 17141), (244, 11240), (281, 9760), (305, 8992), (488, 5620), (562, 4880), (610, 4496), (976, 2810), (1124, 2440), (1220, 2248), (1405, 1952)]