2017228520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^2\times {\mathrm{13553}}^1$

素因数の和:13686

約数の個数: 48

約数和(自身を含む): 4614730380

約数和(自身を除く): 2597501860

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3721, 7442, 13553, 14884, 18605, 27106, 29768, 37210, 54212, 67765, 74420, 108424, 135530, 148840, 271060, 542120, 826733, 1653466, 3306932, 4133665, 6613864, 8267330, 16534660, 33069320, 50430713, 100861426, 201722852, 252153565, 403445704, 504307130, 1008614260, 2017228520]

約数ペア:

[(1, 2017228520), (2, 1008614260), (4, 504307130), (5, 403445704), (8, 252153565), (10, 201722852), (20, 100861426), (40, 50430713), (61, 33069320), (122, 16534660), (244, 8267330), (305, 6613864), (488, 4133665), (610, 3306932), (1220, 1653466), (2440, 826733), (3721, 542120), (7442, 271060), (13553, 148840), (14884, 135530), (18605, 108424), (27106, 74420), (29768, 67765), (37210, 54212)]