20053157080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{39323}}^1$

素因数の和:39425

約数の個数: 128

約数和(自身を含む): 52662700800

約数和(自身を除く): 32609543720

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 61, 76, 88, 95, 110, 122, 152, 190, 209, 220, 244, 305, 380, 418, 440, 488, 610, 671, 760, 836, 1045, 1159, 1220, 1342, 1672, 2090, 2318, 2440, 2684, 3355, 4180, 4636, 5368, 5795, 6710, 8360, 9272, 11590, 12749, 13420, 23180, 25498, 26840, 39323, 46360, 50996, 63745, 78646, 101992, 127490, 157292, 196615, 254980, 314584, 393230, 432553, 509960, 747137, 786460, 865106, 1494274, 1572920, 1730212, 2162765, 2398703, 2988548, 3460424, 3735685, 4325530, 4797406, 5977096, 7471370, 8218507, 8651060, 9594812, 11993515, 14942740, 16437014, 17302120, 19189624, 23987030, 26385733, 29885480, 32874028, 41092535, 45575357, 47974060, 52771466, 65748056, 82185070, 91150714, 95948120, 105542932, 131928665, 164370140, 182301428, 211085864, 227876785, 263857330, 328740280, 364602856, 455753570, 501328927, 527714660, 911507140, 1002657854, 1055429320, 1823014280, 2005315708, 2506644635, 4010631416, 5013289270, 10026578540, 20053157080]

約数ペア:

[(1, 20053157080), (2, 10026578540), (4, 5013289270), (5, 4010631416), (8, 2506644635), (10, 2005315708), (11, 1823014280), (19, 1055429320), (20, 1002657854), (22, 911507140), (38, 527714660), (40, 501328927), (44, 455753570), (55, 364602856), (61, 328740280), (76, 263857330), (88, 227876785), (95, 211085864), (110, 182301428), (122, 164370140), (152, 131928665), (190, 105542932), (209, 95948120), (220, 91150714), (244, 82185070), (305, 65748056), (380, 52771466), (418, 47974060), (440, 45575357), (488, 41092535), (610, 32874028), (671, 29885480), (760, 26385733), (836, 23987030), (1045, 19189624), (1159, 17302120), (1220, 16437014), (1342, 14942740), (1672, 11993515), (2090, 9594812), (2318, 8651060), (2440, 8218507), (2684, 7471370), (3355, 5977096), (4180, 4797406), (4636, 4325530), (5368, 3735685), (5795, 3460424), (6710, 2988548), (8360, 2398703), (9272, 2162765), (11590, 1730212), (12749, 1572920), (13420, 1494274), (23180, 865106), (25498, 786460), (26840, 747137), (39323, 509960), (46360, 432553), (50996, 393230), (63745, 314584), (78646, 254980), (101992, 196615), (127490, 157292)]