71221340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1447}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 157635072

約数和(自身を除く): 86413732

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 107, 115, 214, 230, 428, 460, 535, 1070, 1447, 2140, 2461, 2894, 4922, 5788, 7235, 9844, 12305, 14470, 24610, 28940, 33281, 49220, 66562, 133124, 154829, 166405, 309658, 332810, 619316, 665620, 774145, 1548290, 3096580, 3561067, 7122134, 14244268, 17805335, 35610670, 71221340]

約数ペア:

[(1, 71221340), (2, 35610670), (4, 17805335), (5, 14244268), (10, 7122134), (20, 3561067), (23, 3096580), (46, 1548290), (92, 774145), (107, 665620), (115, 619316), (214, 332810), (230, 309658), (428, 166405), (460, 154829), (535, 133124), (1070, 66562), (1447, 49220), (2140, 33281), (2461, 28940), (2894, 24610), (4922, 14470), (5788, 12305), (7235, 9844)]