1922967580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{15667}}^1$

素因数の和:15731

約数の個数: 72

約数和(自身を含む): 4512948048

約数和(自身を除く): 2589980468

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 361, 380, 646, 722, 1292, 1444, 1615, 1805, 3230, 3610, 6137, 6460, 7220, 12274, 15667, 24548, 30685, 31334, 61370, 62668, 78335, 122740, 156670, 266339, 297673, 313340, 532678, 595346, 1065356, 1190692, 1331695, 1488365, 2663390, 2976730, 5060441, 5326780, 5655787, 5953460, 10120882, 11311574, 20241764, 22623148, 25302205, 28278935, 50604410, 56557870, 96148379, 101208820, 113115740, 192296758, 384593516, 480741895, 961483790, 1922967580]

約数ペア:

[(1, 1922967580), (2, 961483790), (4, 480741895), (5, 384593516), (10, 192296758), (17, 113115740), (19, 101208820), (20, 96148379), (34, 56557870), (38, 50604410), (68, 28278935), (76, 25302205), (85, 22623148), (95, 20241764), (170, 11311574), (190, 10120882), (323, 5953460), (340, 5655787), (361, 5326780), (380, 5060441), (646, 2976730), (722, 2663390), (1292, 1488365), (1444, 1331695), (1615, 1190692), (1805, 1065356), (3230, 595346), (3610, 532678), (6137, 313340), (6460, 297673), (7220, 266339), (12274, 156670), (15667, 122740), (24548, 78335), (30685, 62668), (31334, 61370)]