27487940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 60540480

約数和(自身を除く): 33052540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 83, 116, 145, 166, 290, 332, 415, 571, 580, 830, 1142, 1660, 2284, 2407, 2855, 4814, 5710, 9628, 11420, 12035, 16559, 24070, 33118, 47393, 48140, 66236, 82795, 94786, 165590, 189572, 236965, 331180, 473930, 947860, 1374397, 2748794, 5497588, 6871985, 13743970, 27487940]

約数ペア:

[(1, 27487940), (2, 13743970), (4, 6871985), (5, 5497588), (10, 2748794), (20, 1374397), (29, 947860), (58, 473930), (83, 331180), (116, 236965), (145, 189572), (166, 165590), (290, 94786), (332, 82795), (415, 66236), (571, 48140), (580, 47393), (830, 33118), (1142, 24070), (1660, 16559), (2284, 12035), (2407, 11420), (2855, 9628), (4814, 5710)]