47892920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 122472000

約数和(自身を除く): 74579080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 41, 53, 58, 76, 82, 95, 106, 116, 145, 152, 164, 190, 205, 212, 232, 265, 290, 328, 380, 410, 424, 530, 551, 580, 760, 779, 820, 1007, 1060, 1102, 1160, 1189, 1537, 1558, 1640, 2014, 2120, 2173, 2204, 2378, 2755, 3074, 3116, 3895, 4028, 4346, 4408, 4756, 5035, 5510, 5945, 6148, 6232, 7685, 7790, 8056, 8692, 9512, 10070, 10865, 11020, 11890, 12296, 15370, 15580, 17384, 20140, 21730, 22040, 22591, 23780, 29203, 30740, 31160, 40280, 41287, 43460, 45182, 47560, 58406, 61480, 63017, 82574, 86920, 90364, 112955, 116812, 126034, 146015, 165148, 180728, 206435, 225910, 233624, 252068, 292030, 315085, 330296, 412870, 451820, 504136, 584060, 630170, 825740, 903640, 1168120, 1197323, 1260340, 1651480, 2394646, 2520680, 4789292, 5986615, 9578584, 11973230, 23946460, 47892920]

約数ペア:

[(1, 47892920), (2, 23946460), (4, 11973230), (5, 9578584), (8, 5986615), (10, 4789292), (19, 2520680), (20, 2394646), (29, 1651480), (38, 1260340), (40, 1197323), (41, 1168120), (53, 903640), (58, 825740), (76, 630170), (82, 584060), (95, 504136), (106, 451820), (116, 412870), (145, 330296), (152, 315085), (164, 292030), (190, 252068), (205, 233624), (212, 225910), (232, 206435), (265, 180728), (290, 165148), (328, 146015), (380, 126034), (410, 116812), (424, 112955), (530, 90364), (551, 86920), (580, 82574), (760, 63017), (779, 61480), (820, 58406), (1007, 47560), (1060, 45182), (1102, 43460), (1160, 41287), (1189, 40280), (1537, 31160), (1558, 30740), (1640, 29203), (2014, 23780), (2120, 22591), (2173, 22040), (2204, 21730), (2378, 20140), (2755, 17384), (3074, 15580), (3116, 15370), (3895, 12296), (4028, 11890), (4346, 11020), (4408, 10865), (4756, 10070), (5035, 9512), (5510, 8692), (5945, 8056), (6148, 7790), (6232, 7685)]