29545420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 64266048

約数和(自身を除く): 34720628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 137, 164, 205, 263, 274, 410, 526, 548, 685, 820, 1052, 1315, 1370, 2630, 2740, 5260, 5617, 10783, 11234, 21566, 22468, 28085, 36031, 43132, 53915, 56170, 72062, 107830, 112340, 144124, 180155, 215660, 360310, 720620, 1477271, 2954542, 5909084, 7386355, 14772710, 29545420]

約数ペア:

[(1, 29545420), (2, 14772710), (4, 7386355), (5, 5909084), (10, 2954542), (20, 1477271), (41, 720620), (82, 360310), (137, 215660), (164, 180155), (205, 144124), (263, 112340), (274, 107830), (410, 72062), (526, 56170), (548, 53915), (685, 43132), (820, 36031), (1052, 28085), (1315, 22468), (1370, 21566), (2630, 11234), (2740, 10783), (5260, 5617)]