39897248

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 83349504

約数和(自身を除く): 43452256

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 74, 124, 148, 248, 296, 496, 592, 992, 1087, 1147, 1184, 2174, 2294, 4348, 4588, 8696, 9176, 17392, 18352, 33697, 34784, 36704, 40219, 67394, 80438, 134788, 160876, 269576, 321752, 539152, 643504, 1078304, 1246789, 1287008, 2493578, 4987156, 9974312, 19948624, 39897248]

約数ペア:

[(1, 39897248), (2, 19948624), (4, 9974312), (8, 4987156), (16, 2493578), (31, 1287008), (32, 1246789), (37, 1078304), (62, 643504), (74, 539152), (124, 321752), (148, 269576), (248, 160876), (296, 134788), (496, 80438), (592, 67394), (992, 40219), (1087, 36704), (1147, 34784), (1184, 33697), (2174, 18352), (2294, 17392), (4348, 9176), (4588, 8696)]