20798942460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{128341}}^1$

素因数の和:128463

約数の個数: 96

約数和(自身を含む): 60630814272

約数和(自身を除く): 39831871812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 73, 74, 111, 146, 148, 185, 219, 222, 292, 365, 370, 438, 444, 555, 730, 740, 876, 1095, 1110, 1460, 2190, 2220, 2701, 4380, 5402, 8103, 10804, 13505, 16206, 27010, 32412, 40515, 54020, 81030, 128341, 162060, 256682, 385023, 513364, 641705, 770046, 1283410, 1540092, 1925115, 2566820, 3850230, 4748617, 7700460, 9368893, 9497234, 14245851, 18737786, 18994468, 23743085, 28106679, 28491702, 37475572, 46844465, 47486170, 56213358, 56983404, 71229255, 93688930, 94972340, 112426716, 140533395, 142458510, 187377860, 281066790, 284917020, 346649041, 562133580, 693298082, 1039947123, 1386596164, 1733245205, 2079894246, 3466490410, 4159788492, 5199735615, 6932980820, 10399471230, 20798942460]

約数ペア:

[(1, 20798942460), (2, 10399471230), (3, 6932980820), (4, 5199735615), (5, 4159788492), (6, 3466490410), (10, 2079894246), (12, 1733245205), (15, 1386596164), (20, 1039947123), (30, 693298082), (37, 562133580), (60, 346649041), (73, 284917020), (74, 281066790), (111, 187377860), (146, 142458510), (148, 140533395), (185, 112426716), (219, 94972340), (222, 93688930), (292, 71229255), (365, 56983404), (370, 56213358), (438, 47486170), (444, 46844465), (555, 37475572), (730, 28491702), (740, 28106679), (876, 23743085), (1095, 18994468), (1110, 18737786), (1460, 14245851), (2190, 9497234), (2220, 9368893), (2701, 7700460), (4380, 4748617), (5402, 3850230), (8103, 2566820), (10804, 1925115), (13505, 1540092), (16206, 1283410), (27010, 770046), (32412, 641705), (40515, 513364), (54020, 385023), (81030, 256682), (128341, 162060)]