130240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:65

約数の個数: 56

約数和(自身を含む): 347472

約数和(自身を除く): 217232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 64, 74, 80, 88, 110, 148, 160, 176, 185, 220, 296, 320, 352, 370, 407, 440, 592, 704, 740, 814, 880, 1184, 1480, 1628, 1760, 2035, 2368, 2960, 3256, 3520, 4070, 5920, 6512, 8140, 11840, 13024, 16280, 26048, 32560, 65120, 130240]

約数ペア:

[(1, 130240), (2, 65120), (4, 32560), (5, 26048), (8, 16280), (10, 13024), (11, 11840), (16, 8140), (20, 6512), (22, 5920), (32, 4070), (37, 3520), (40, 3256), (44, 2960), (55, 2368), (64, 2035), (74, 1760), (80, 1628), (88, 1480), (110, 1184), (148, 880), (160, 814), (176, 740), (185, 704), (220, 592), (296, 440), (320, 407), (352, 370)]