17974480

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2707}}^1$

素因数の和:2803

約数の個数: 40

約数和(自身を含む): 42309792

約数和(自身を除く): 24335312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 2707, 3320, 5414, 6640, 10828, 13535, 21656, 27070, 43312, 54140, 108280, 216560, 224681, 449362, 898724, 1123405, 1797448, 2246810, 3594896, 4493620, 8987240, 17974480]

約数ペア:

[(1, 17974480), (2, 8987240), (4, 4493620), (5, 3594896), (8, 2246810), (10, 1797448), (16, 1123405), (20, 898724), (40, 449362), (80, 224681), (83, 216560), (166, 108280), (332, 54140), (415, 43312), (664, 27070), (830, 21656), (1328, 13535), (1660, 10828), (2707, 6640), (3320, 5414)]