11847220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 31852800

約数和(自身を除く): 20005580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 157, 196, 220, 245, 308, 314, 343, 385, 490, 539, 628, 686, 770, 785, 980, 1078, 1099, 1372, 1540, 1570, 1715, 1727, 2156, 2198, 2695, 3140, 3430, 3454, 3773, 4396, 5390, 5495, 6860, 6908, 7546, 7693, 8635, 10780, 10990, 12089, 15092, 15386, 17270, 18865, 21980, 24178, 30772, 34540, 37730, 38465, 48356, 53851, 60445, 75460, 76930, 84623, 107702, 120890, 153860, 169246, 215404, 241780, 269255, 338492, 423115, 538510, 592361, 846230, 1077020, 1184722, 1692460, 2369444, 2961805, 5923610, 11847220]

約数ペア:

[(1, 11847220), (2, 5923610), (4, 2961805), (5, 2369444), (7, 1692460), (10, 1184722), (11, 1077020), (14, 846230), (20, 592361), (22, 538510), (28, 423115), (35, 338492), (44, 269255), (49, 241780), (55, 215404), (70, 169246), (77, 153860), (98, 120890), (110, 107702), (140, 84623), (154, 76930), (157, 75460), (196, 60445), (220, 53851), (245, 48356), (308, 38465), (314, 37730), (343, 34540), (385, 30772), (490, 24178), (539, 21980), (628, 18865), (686, 17270), (770, 15386), (785, 15092), (980, 12089), (1078, 10990), (1099, 10780), (1372, 8635), (1540, 7693), (1570, 7546), (1715, 6908), (1727, 6860), (2156, 5495), (2198, 5390), (2695, 4396), (3140, 3773), (3430, 3454)]