20180121540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{610409}}^1$

素因数の和:610469

約数の個数: 96

約数和(自身を含む): 61529328000

約数和(自身を除く): 41349206460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 174, 190, 228, 285, 290, 348, 380, 435, 551, 570, 580, 870, 1102, 1140, 1653, 1740, 2204, 2755, 3306, 5510, 6612, 8265, 11020, 16530, 33060, 610409, 1220818, 1831227, 2441636, 3052045, 3662454, 6104090, 7324908, 9156135, 11597771, 12208180, 17701861, 18312270, 23195542, 34793313, 35403722, 36624540, 46391084, 53105583, 57988855, 69586626, 70807444, 88509305, 106211166, 115977710, 139173252, 173966565, 177018610, 212422332, 231955420, 265527915, 336335359, 347933130, 354037220, 531055830, 672670718, 695866260, 1009006077, 1062111660, 1345341436, 1681676795, 2018012154, 3363353590, 4036024308, 5045030385, 6726707180, 10090060770, 20180121540]

約数ペア:

[(1, 20180121540), (2, 10090060770), (3, 6726707180), (4, 5045030385), (5, 4036024308), (6, 3363353590), (10, 2018012154), (12, 1681676795), (15, 1345341436), (19, 1062111660), (20, 1009006077), (29, 695866260), (30, 672670718), (38, 531055830), (57, 354037220), (58, 347933130), (60, 336335359), (76, 265527915), (87, 231955420), (95, 212422332), (114, 177018610), (116, 173966565), (145, 139173252), (174, 115977710), (190, 106211166), (228, 88509305), (285, 70807444), (290, 69586626), (348, 57988855), (380, 53105583), (435, 46391084), (551, 36624540), (570, 35403722), (580, 34793313), (870, 23195542), (1102, 18312270), (1140, 17701861), (1653, 12208180), (1740, 11597771), (2204, 9156135), (2755, 7324908), (3306, 6104090), (5510, 3662454), (6612, 3052045), (8265, 2441636), (11020, 1831227), (16530, 1220818), (33060, 610409)]