431862020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:645

約数の個数: 96

約数和(自身を含む): 998282880

約数和(自身を除く): 566420860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 53, 76, 82, 95, 106, 164, 190, 205, 212, 265, 380, 410, 523, 530, 779, 820, 1007, 1046, 1060, 1558, 2014, 2092, 2173, 2615, 3116, 3895, 4028, 4346, 5035, 5230, 7790, 8692, 9937, 10070, 10460, 10865, 15580, 19874, 20140, 21443, 21730, 27719, 39748, 41287, 42886, 43460, 49685, 55438, 82574, 85772, 99370, 107215, 110876, 138595, 165148, 198740, 206435, 214430, 277190, 407417, 412870, 428860, 526661, 554380, 814834, 825740, 1053322, 1136479, 1629668, 2037085, 2106644, 2272958, 2633305, 4074170, 4545916, 5266610, 5682395, 8148340, 10533220, 11364790, 21593101, 22729580, 43186202, 86372404, 107965505, 215931010, 431862020]

約数ペア:

[(1, 431862020), (2, 215931010), (4, 107965505), (5, 86372404), (10, 43186202), (19, 22729580), (20, 21593101), (38, 11364790), (41, 10533220), (53, 8148340), (76, 5682395), (82, 5266610), (95, 4545916), (106, 4074170), (164, 2633305), (190, 2272958), (205, 2106644), (212, 2037085), (265, 1629668), (380, 1136479), (410, 1053322), (523, 825740), (530, 814834), (779, 554380), (820, 526661), (1007, 428860), (1046, 412870), (1060, 407417), (1558, 277190), (2014, 214430), (2092, 206435), (2173, 198740), (2615, 165148), (3116, 138595), (3895, 110876), (4028, 107215), (4346, 99370), (5035, 85772), (5230, 82574), (7790, 55438), (8692, 49685), (9937, 43460), (10070, 42886), (10460, 41287), (10865, 39748), (15580, 27719), (19874, 21730), (20140, 21443)]