1266742480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{688447}}^1$

素因数の和:688483

約数の個数: 40

約数和(自身を含む): 3073231872

約数和(自身を除く): 1806489392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 688447, 1376894, 2753788, 3442235, 5507576, 6884470, 11015152, 13768940, 15834281, 27537880, 31668562, 55075760, 63337124, 79171405, 126674248, 158342810, 253348496, 316685620, 633371240, 1266742480]

約数ペア:

[(1, 1266742480), (2, 633371240), (4, 316685620), (5, 253348496), (8, 158342810), (10, 126674248), (16, 79171405), (20, 63337124), (23, 55075760), (40, 31668562), (46, 27537880), (80, 15834281), (92, 13768940), (115, 11015152), (184, 6884470), (230, 5507576), (368, 3442235), (460, 2753788), (920, 1376894), (1840, 688447)]