20165155220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{101363}}^1$

素因数の和:101422

約数の個数: 96

約数和(自身を含む): 51087456000

約数和(自身を除く): 30922300780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 343, 406, 490, 580, 686, 812, 980, 1015, 1372, 1421, 1715, 2030, 2842, 3430, 4060, 5684, 6860, 7105, 9947, 14210, 19894, 28420, 39788, 49735, 99470, 101363, 198940, 202726, 405452, 506815, 709541, 1013630, 1419082, 2027260, 2838164, 2939527, 3547705, 4966787, 5879054, 7095410, 9933574, 11758108, 14190820, 14697635, 19867148, 20576689, 24833935, 29395270, 34767509, 41153378, 49667870, 58790540, 69535018, 82306756, 99335740, 102883445, 139070036, 144036823, 173837545, 205766890, 288073646, 347675090, 411533780, 576147292, 695350180, 720184115, 1008257761, 1440368230, 2016515522, 2880736460, 4033031044, 5041288805, 10082577610, 20165155220]

約数ペア:

[(1, 20165155220), (2, 10082577610), (4, 5041288805), (5, 4033031044), (7, 2880736460), (10, 2016515522), (14, 1440368230), (20, 1008257761), (28, 720184115), (29, 695350180), (35, 576147292), (49, 411533780), (58, 347675090), (70, 288073646), (98, 205766890), (116, 173837545), (140, 144036823), (145, 139070036), (196, 102883445), (203, 99335740), (245, 82306756), (290, 69535018), (343, 58790540), (406, 49667870), (490, 41153378), (580, 34767509), (686, 29395270), (812, 24833935), (980, 20576689), (1015, 19867148), (1372, 14697635), (1421, 14190820), (1715, 11758108), (2030, 9933574), (2842, 7095410), (3430, 5879054), (4060, 4966787), (5684, 3547705), (6860, 2939527), (7105, 2838164), (9947, 2027260), (14210, 1419082), (19894, 1013630), (28420, 709541), (39788, 506815), (49735, 405452), (99470, 202726), (101363, 198940)]