20123407330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{919}}^1\times {\mathrm{941}}^1$

素因数の和:2059

約数の個数: 64

約数和(自身を含む): 39310790400

約数和(自身を除く): 19187383070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 179, 358, 895, 919, 941, 1790, 1838, 1882, 2327, 4595, 4654, 4705, 9190, 9410, 11635, 11947, 12233, 23270, 23894, 24466, 59735, 61165, 119470, 122330, 164501, 168439, 329002, 336878, 822505, 842195, 864779, 1645010, 1684390, 1729558, 2138513, 2189707, 4277026, 4323895, 4379414, 8647790, 10692565, 10948535, 11242127, 21385130, 21897070, 22484254, 56210635, 112421270, 154795441, 309590882, 773977205, 1547954410, 2012340733, 4024681466, 10061703665, 20123407330]

約数ペア:

[(1, 20123407330), (2, 10061703665), (5, 4024681466), (10, 2012340733), (13, 1547954410), (26, 773977205), (65, 309590882), (130, 154795441), (179, 112421270), (358, 56210635), (895, 22484254), (919, 21897070), (941, 21385130), (1790, 11242127), (1838, 10948535), (1882, 10692565), (2327, 8647790), (4595, 4379414), (4654, 4323895), (4705, 4277026), (9190, 2189707), (9410, 2138513), (11635, 1729558), (11947, 1684390), (12233, 1645010), (23270, 864779), (23894, 842195), (24466, 822505), (59735, 336878), (61165, 329002), (119470, 168439), (122330, 164501)]