20361540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 40965180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 53, 57, 60, 76, 95, 106, 114, 159, 190, 212, 228, 265, 285, 318, 337, 380, 530, 570, 636, 674, 795, 1007, 1011, 1060, 1140, 1348, 1590, 1685, 2014, 2022, 3021, 3180, 3370, 4028, 4044, 5035, 5055, 6042, 6403, 6740, 10070, 10110, 12084, 12806, 15105, 17861, 19209, 20140, 20220, 25612, 30210, 32015, 35722, 38418, 53583, 60420, 64030, 71444, 76836, 89305, 96045, 107166, 128060, 178610, 192090, 214332, 267915, 339359, 357220, 384180, 535830, 678718, 1018077, 1071660, 1357436, 1696795, 2036154, 3393590, 4072308, 5090385, 6787180, 10180770, 20361540]

約数ペア:

[(1, 20361540), (2, 10180770), (3, 6787180), (4, 5090385), (5, 4072308), (6, 3393590), (10, 2036154), (12, 1696795), (15, 1357436), (19, 1071660), (20, 1018077), (30, 678718), (38, 535830), (53, 384180), (57, 357220), (60, 339359), (76, 267915), (95, 214332), (106, 192090), (114, 178610), (159, 128060), (190, 107166), (212, 96045), (228, 89305), (265, 76836), (285, 71444), (318, 64030), (337, 60420), (380, 53583), (530, 38418), (570, 35722), (636, 32015), (674, 30210), (795, 25612), (1007, 20220), (1011, 20140), (1060, 19209), (1140, 17861), (1348, 15105), (1590, 12806), (1685, 12084), (2014, 10110), (2022, 10070), (3021, 6740), (3180, 6403), (3370, 6042), (4028, 5055), (4044, 5035)]