2018544040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{7237}}^1$

素因数の和:7634

約数の個数: 64

約数和(自身を含む): 4794451200

約数和(自身を除く): 2775907160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 367, 380, 734, 760, 1468, 1835, 2936, 3670, 6973, 7237, 7340, 13946, 14474, 14680, 27892, 28948, 34865, 36185, 55784, 57896, 69730, 72370, 137503, 139460, 144740, 275006, 278920, 289480, 550012, 687515, 1100024, 1375030, 2655979, 2750060, 5311958, 5500120, 10623916, 13279895, 21247832, 26559790, 50463601, 53119580, 100927202, 106239160, 201854404, 252318005, 403708808, 504636010, 1009272020, 2018544040]

約数ペア:

[(1, 2018544040), (2, 1009272020), (4, 504636010), (5, 403708808), (8, 252318005), (10, 201854404), (19, 106239160), (20, 100927202), (38, 53119580), (40, 50463601), (76, 26559790), (95, 21247832), (152, 13279895), (190, 10623916), (367, 5500120), (380, 5311958), (734, 2750060), (760, 2655979), (1468, 1375030), (1835, 1100024), (2936, 687515), (3670, 550012), (6973, 289480), (7237, 278920), (7340, 275006), (13946, 144740), (14474, 139460), (14680, 137503), (27892, 72370), (28948, 69730), (34865, 57896), (36185, 55784)]