22272520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 52326000

約数和(自身を除く): 30053480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 101, 148, 149, 185, 202, 296, 298, 370, 404, 505, 596, 740, 745, 808, 1010, 1192, 1480, 1490, 2020, 2980, 3737, 4040, 5513, 5960, 7474, 11026, 14948, 15049, 18685, 22052, 27565, 29896, 30098, 37370, 44104, 55130, 60196, 74740, 75245, 110260, 120392, 149480, 150490, 220520, 300980, 556813, 601960, 1113626, 2227252, 2784065, 4454504, 5568130, 11136260, 22272520]

約数ペア:

[(1, 22272520), (2, 11136260), (4, 5568130), (5, 4454504), (8, 2784065), (10, 2227252), (20, 1113626), (37, 601960), (40, 556813), (74, 300980), (101, 220520), (148, 150490), (149, 149480), (185, 120392), (202, 110260), (296, 75245), (298, 74740), (370, 60196), (404, 55130), (505, 44104), (596, 37370), (740, 30098), (745, 29896), (808, 27565), (1010, 22052), (1192, 18685), (1480, 15049), (1490, 14948), (2020, 11026), (2980, 7474), (3737, 5960), (4040, 5513)]