2018908817860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1\times {\mathrm{364349}}^1$

素因数の和:364741

約数の個数: 96

約数和(自身を含む): 4693644144000

約数和(自身を除く): 2674735326140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 283, 356, 445, 566, 890, 979, 1132, 1415, 1780, 1958, 2830, 3113, 3916, 4895, 5660, 6226, 9790, 12452, 15565, 19580, 25187, 31130, 50374, 62260, 100748, 125935, 251870, 277057, 364349, 503740, 554114, 728698, 1108228, 1385285, 1457396, 1821745, 2770570, 3643490, 4007839, 5541140, 7286980, 8015678, 16031356, 20039195, 32427061, 40078390, 64854122, 80156780, 103110767, 129708244, 162135305, 206221534, 324270610, 356697671, 412443068, 515553835, 648541220, 713395342, 1031107670, 1134218437, 1426790684, 1783488355, 2062215340, 2268436874, 3566976710, 4536873748, 5671092185, 7133953420, 9176858263, 11342184370, 18353716526, 22684368740, 36707433052, 45884291315, 91768582630, 100945440893, 183537165260, 201890881786, 403781763572, 504727204465, 1009454408930, 2018908817860]

約数ペア:

[(1, 2018908817860), (2, 1009454408930), (4, 504727204465), (5, 403781763572), (10, 201890881786), (11, 183537165260), (20, 100945440893), (22, 91768582630), (44, 45884291315), (55, 36707433052), (89, 22684368740), (110, 18353716526), (178, 11342184370), (220, 9176858263), (283, 7133953420), (356, 5671092185), (445, 4536873748), (566, 3566976710), (890, 2268436874), (979, 2062215340), (1132, 1783488355), (1415, 1426790684), (1780, 1134218437), (1958, 1031107670), (2830, 713395342), (3113, 648541220), (3916, 515553835), (4895, 412443068), (5660, 356697671), (6226, 324270610), (9790, 206221534), (12452, 162135305), (15565, 129708244), (19580, 103110767), (25187, 80156780), (31130, 64854122), (50374, 40078390), (62260, 32427061), (100748, 20039195), (125935, 16031356), (251870, 8015678), (277057, 7286980), (364349, 5541140), (503740, 4007839), (554114, 3643490), (728698, 2770570), (1108228, 1821745), (1385285, 1457396)]