224740840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:922

約数の個数: 64

約数和(自身を含む): 520162560

約数和(自身を除く): 295421720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 173, 188, 235, 346, 376, 470, 691, 692, 865, 940, 1382, 1384, 1730, 1880, 2764, 3455, 3460, 5528, 6910, 6920, 8131, 13820, 16262, 27640, 32477, 32524, 40655, 64954, 65048, 81310, 119543, 129908, 162385, 162620, 239086, 259816, 324770, 325240, 478172, 597715, 649540, 956344, 1195430, 1299080, 2390860, 4781720, 5618521, 11237042, 22474084, 28092605, 44948168, 56185210, 112370420, 224740840]

約数ペア:

[(1, 224740840), (2, 112370420), (4, 56185210), (5, 44948168), (8, 28092605), (10, 22474084), (20, 11237042), (40, 5618521), (47, 4781720), (94, 2390860), (173, 1299080), (188, 1195430), (235, 956344), (346, 649540), (376, 597715), (470, 478172), (691, 325240), (692, 324770), (865, 259816), (940, 239086), (1382, 162620), (1384, 162385), (1730, 129908), (1880, 119543), (2764, 81310), (3455, 65048), (3460, 64954), (5528, 40655), (6910, 32524), (6920, 32477), (8131, 27640), (13820, 16262)]