2013806900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{3637}}^1$

素因数の和:3778

約数の個数: 108

約数和(自身を含む): 5129820108

約数和(自身を除く): 3116013208

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 113, 140, 175, 196, 226, 245, 350, 452, 490, 565, 700, 791, 980, 1130, 1225, 1582, 2260, 2450, 2825, 3164, 3637, 3955, 4900, 5537, 5650, 7274, 7910, 11074, 11300, 14548, 15820, 18185, 19775, 22148, 25459, 27685, 36370, 39550, 50918, 55370, 72740, 79100, 90925, 101836, 110740, 127295, 138425, 178213, 181850, 254590, 276850, 356426, 363700, 410981, 509180, 553700, 636475, 712852, 821962, 891065, 1272950, 1643924, 1782130, 2054905, 2545900, 2876867, 3564260, 4109810, 4455325, 5753734, 8219620, 8910650, 10274525, 11507468, 14384335, 17821300, 20138069, 20549050, 28768670, 40276138, 41098100, 57537340, 71921675, 80552276, 100690345, 143843350, 201380690, 287686700, 402761380, 503451725, 1006903450, 2013806900]

約数ペア:

[(1, 2013806900), (2, 1006903450), (4, 503451725), (5, 402761380), (7, 287686700), (10, 201380690), (14, 143843350), (20, 100690345), (25, 80552276), (28, 71921675), (35, 57537340), (49, 41098100), (50, 40276138), (70, 28768670), (98, 20549050), (100, 20138069), (113, 17821300), (140, 14384335), (175, 11507468), (196, 10274525), (226, 8910650), (245, 8219620), (350, 5753734), (452, 4455325), (490, 4109810), (565, 3564260), (700, 2876867), (791, 2545900), (980, 2054905), (1130, 1782130), (1225, 1643924), (1582, 1272950), (2260, 891065), (2450, 821962), (2825, 712852), (3164, 636475), (3637, 553700), (3955, 509180), (4900, 410981), (5537, 363700), (5650, 356426), (7274, 276850), (7910, 254590), (11074, 181850), (11300, 178213), (14548, 138425), (15820, 127295), (18185, 110740), (19775, 101836), (22148, 90925), (25459, 79100), (27685, 72740), (36370, 55370), (39550, 50918)]