40814848

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 86992640

約数和(自身を除く): 46177792

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 139, 148, 248, 256, 278, 296, 496, 556, 592, 992, 1112, 1147, 1184, 1984, 2224, 2294, 2368, 3968, 4309, 4448, 4588, 4736, 5143, 7936, 8618, 8896, 9176, 9472, 10286, 17236, 17792, 18352, 20572, 34472, 35584, 36704, 41144, 68944, 73408, 82288, 137888, 146816, 159433, 164576, 275776, 293632, 318866, 329152, 551552, 637732, 658304, 1103104, 1275464, 1316608, 2550928, 5101856, 10203712, 20407424, 40814848]

約数ペア:

[(1, 40814848), (2, 20407424), (4, 10203712), (8, 5101856), (16, 2550928), (31, 1316608), (32, 1275464), (37, 1103104), (62, 658304), (64, 637732), (74, 551552), (124, 329152), (128, 318866), (139, 293632), (148, 275776), (248, 164576), (256, 159433), (278, 146816), (296, 137888), (496, 82288), (556, 73408), (592, 68944), (992, 41144), (1112, 36704), (1147, 35584), (1184, 34472), (1984, 20572), (2224, 18352), (2294, 17792), (2368, 17236), (3968, 10286), (4309, 9472), (4448, 9176), (4588, 8896), (4736, 8618), (5143, 7936)]