211463140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{40823}}^1$

素因数の和:40876

約数の個数: 48

約数和(自身を含む): 521240832

約数和(自身を除く): 309777692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 40823, 81646, 163292, 204115, 285761, 408230, 571522, 816460, 1143044, 1428805, 1510451, 2857610, 3020902, 5715220, 6041804, 7552255, 10573157, 15104510, 21146314, 30209020, 42292628, 52865785, 105731570, 211463140]

約数ペア:

[(1, 211463140), (2, 105731570), (4, 52865785), (5, 42292628), (7, 30209020), (10, 21146314), (14, 15104510), (20, 10573157), (28, 7552255), (35, 6041804), (37, 5715220), (70, 3020902), (74, 2857610), (140, 1510451), (148, 1428805), (185, 1143044), (259, 816460), (370, 571522), (518, 408230), (740, 285761), (1036, 204115), (1295, 163292), (2590, 81646), (5180, 40823)]