42737420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2459}}^1$

素因数の和:2558

約数の個数: 48

約数和(自身を含む): 99187200

約数和(自身を除く): 56449780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 2459, 3476, 4345, 4918, 8690, 9836, 12295, 17380, 24590, 27049, 49180, 54098, 108196, 135245, 194261, 270490, 388522, 540980, 777044, 971305, 1942610, 2136871, 3885220, 4273742, 8547484, 10684355, 21368710, 42737420]

約数ペア:

[(1, 42737420), (2, 21368710), (4, 10684355), (5, 8547484), (10, 4273742), (11, 3885220), (20, 2136871), (22, 1942610), (44, 971305), (55, 777044), (79, 540980), (110, 388522), (158, 270490), (220, 194261), (316, 135245), (395, 108196), (790, 54098), (869, 49180), (1580, 27049), (1738, 24590), (2459, 17380), (3476, 12295), (4345, 9836), (4918, 8690)]