8874860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 19474560

約数和(自身を除く): 10599700

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 137, 158, 164, 205, 274, 316, 395, 410, 548, 685, 790, 820, 1370, 1580, 2740, 3239, 5617, 6478, 10823, 11234, 12956, 16195, 21646, 22468, 28085, 32390, 43292, 54115, 56170, 64780, 108230, 112340, 216460, 443743, 887486, 1774972, 2218715, 4437430, 8874860]

約数ペア:

[(1, 8874860), (2, 4437430), (4, 2218715), (5, 1774972), (10, 887486), (20, 443743), (41, 216460), (79, 112340), (82, 108230), (137, 64780), (158, 56170), (164, 54115), (205, 43292), (274, 32390), (316, 28085), (395, 22468), (410, 21646), (548, 16195), (685, 12956), (790, 11234), (820, 10823), (1370, 6478), (1580, 5617), (2740, 3239)]