2018069690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{76471}}^1$

素因数の和:76527

約数の個数: 64

約数和(自身を含む): 4625026560

約数和(自身を除く): 2606956870

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 58, 65, 70, 91, 130, 145, 182, 203, 290, 377, 406, 455, 754, 910, 1015, 1885, 2030, 2639, 3770, 5278, 13195, 26390, 76471, 152942, 382355, 535297, 764710, 994123, 1070594, 1988246, 2217659, 2676485, 4435318, 4970615, 5352970, 6958861, 9941230, 11088295, 13917722, 15523613, 22176590, 28829567, 31047226, 34794305, 57659134, 69588610, 77618065, 144147835, 155236130, 201806969, 288295670, 403613938, 1009034845, 2018069690]

約数ペア:

[(1, 2018069690), (2, 1009034845), (5, 403613938), (7, 288295670), (10, 201806969), (13, 155236130), (14, 144147835), (26, 77618065), (29, 69588610), (35, 57659134), (58, 34794305), (65, 31047226), (70, 28829567), (91, 22176590), (130, 15523613), (145, 13917722), (182, 11088295), (203, 9941230), (290, 6958861), (377, 5352970), (406, 4970615), (455, 4435318), (754, 2676485), (910, 2217659), (1015, 1988246), (1885, 1070594), (2030, 994123), (2639, 764710), (3770, 535297), (5278, 382355), (13195, 152942), (26390, 76471)]