2380400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{541}}^1$

素因数の和:570

約数の個数: 60

約数和(自身を含む): 6250344

約数和(自身を除く): 3869944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 541, 550, 880, 1082, 1100, 2164, 2200, 2705, 4328, 4400, 5410, 5951, 8656, 10820, 11902, 13525, 21640, 23804, 27050, 29755, 43280, 47608, 54100, 59510, 95216, 108200, 119020, 148775, 216400, 238040, 297550, 476080, 595100, 1190200, 2380400]

約数ペア:

[(1, 2380400), (2, 1190200), (4, 595100), (5, 476080), (8, 297550), (10, 238040), (11, 216400), (16, 148775), (20, 119020), (22, 108200), (25, 95216), (40, 59510), (44, 54100), (50, 47608), (55, 43280), (80, 29755), (88, 27050), (100, 23804), (110, 21640), (176, 13525), (200, 11902), (220, 10820), (275, 8656), (400, 5951), (440, 5410), (541, 4400), (550, 4328), (880, 2705), (1082, 2200), (1100, 2164)]