27511720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 65869200

約数和(自身を除く): 38357480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 641, 740, 1073, 1160, 1282, 1480, 2146, 2564, 3205, 4292, 5128, 5365, 6410, 8584, 10730, 12820, 18589, 21460, 23717, 25640, 37178, 42920, 47434, 74356, 92945, 94868, 118585, 148712, 185890, 189736, 237170, 371780, 474340, 687793, 743560, 948680, 1375586, 2751172, 3438965, 5502344, 6877930, 13755860, 27511720]

約数ペア:

[(1, 27511720), (2, 13755860), (4, 6877930), (5, 5502344), (8, 3438965), (10, 2751172), (20, 1375586), (29, 948680), (37, 743560), (40, 687793), (58, 474340), (74, 371780), (116, 237170), (145, 189736), (148, 185890), (185, 148712), (232, 118585), (290, 94868), (296, 92945), (370, 74356), (580, 47434), (641, 42920), (740, 37178), (1073, 25640), (1160, 23717), (1282, 21460), (1480, 18589), (2146, 12820), (2564, 10730), (3205, 8584), (4292, 6410), (5128, 5365)]