20050395960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{26317}}^1$

素因数の和:27245

約数の個数: 128

約数和(自身を含む): 68822622720

約数和(自身を除く): 48772226760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 907, 1814, 2721, 3628, 4535, 5442, 6349, 7256, 9070, 10884, 12698, 13605, 18140, 19047, 21768, 25396, 26317, 27210, 31745, 36280, 38094, 50792, 52634, 54420, 63490, 76188, 78951, 95235, 105268, 108840, 126980, 131585, 152376, 157902, 184219, 190470, 210536, 253960, 263170, 315804, 368438, 380940, 394755, 526340, 552657, 631608, 736876, 761880, 789510, 921095, 1052680, 1105314, 1473752, 1579020, 1842190, 2210628, 2763285, 3158040, 3684380, 4421256, 5526570, 7368760, 11053140, 22106280, 23869519, 47739038, 71608557, 95478076, 119347595, 143217114, 167086633, 190956152, 238695190, 286434228, 334173266, 358042785, 477390380, 501259899, 572868456, 668346532, 716085570, 835433165, 954780760, 1002519798, 1336693064, 1432171140, 1670866330, 2005039596, 2506299495, 2864342280, 3341732660, 4010079192, 5012598990, 6683465320, 10025197980, 20050395960]

約数ペア:

[(1, 20050395960), (2, 10025197980), (3, 6683465320), (4, 5012598990), (5, 4010079192), (6, 3341732660), (7, 2864342280), (8, 2506299495), (10, 2005039596), (12, 1670866330), (14, 1432171140), (15, 1336693064), (20, 1002519798), (21, 954780760), (24, 835433165), (28, 716085570), (30, 668346532), (35, 572868456), (40, 501259899), (42, 477390380), (56, 358042785), (60, 334173266), (70, 286434228), (84, 238695190), (105, 190956152), (120, 167086633), (140, 143217114), (168, 119347595), (210, 95478076), (280, 71608557), (420, 47739038), (840, 23869519), (907, 22106280), (1814, 11053140), (2721, 7368760), (3628, 5526570), (4535, 4421256), (5442, 3684380), (6349, 3158040), (7256, 2763285), (9070, 2210628), (10884, 1842190), (12698, 1579020), (13605, 1473752), (18140, 1105314), (19047, 1052680), (21768, 921095), (25396, 789510), (26317, 761880), (27210, 736876), (31745, 631608), (36280, 552657), (38094, 526340), (50792, 394755), (52634, 380940), (54420, 368438), (63490, 315804), (76188, 263170), (78951, 253960), (95235, 210536), (105268, 190470), (108840, 184219), (126980, 157902), (131585, 152376)]