20132381330

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{271}}^2\times {\mathrm{347}}^1$

素因数の和:975

約数の個数: 48

約数和(自身を含む): 36939058560

約数和(自身を除く): 16806677230

約数列:

[1, 2, 5, 10, 79, 158, 271, 347, 395, 542, 694, 790, 1355, 1735, 2710, 3470, 21409, 27413, 42818, 54826, 73441, 94037, 107045, 137065, 146882, 188074, 214090, 274130, 367205, 470185, 734410, 940370, 5801839, 7428923, 11603678, 14857846, 25484027, 29009195, 37144615, 50968054, 58018390, 74289230, 127420135, 254840270, 2013238133, 4026476266, 10066190665, 20132381330]

約数ペア:

[(1, 20132381330), (2, 10066190665), (5, 4026476266), (10, 2013238133), (79, 254840270), (158, 127420135), (271, 74289230), (347, 58018390), (395, 50968054), (542, 37144615), (694, 29009195), (790, 25484027), (1355, 14857846), (1735, 11603678), (2710, 7428923), (3470, 5801839), (21409, 940370), (27413, 734410), (42818, 470185), (54826, 367205), (73441, 274130), (94037, 214090), (107045, 188074), (137065, 146882)]