1993205060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{1427}}^1$

素因数の和:2361

約数の個数: 96

約数和(自身を含む): 5227987968

約数和(自身を除く): 3234782908

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 907, 1427, 1540, 1814, 2854, 3628, 4535, 5708, 6349, 7135, 9070, 9977, 9989, 12698, 14270, 15697, 18140, 19954, 19978, 25396, 28540, 31394, 31745, 39908, 39956, 49885, 49945, 62788, 63490, 69839, 78485, 99770, 99890, 109879, 126980, 139678, 156970, 199540, 199780, 219758, 279356, 313940, 349195, 439516, 549395, 698390, 1098790, 1294289, 1396780, 2197580, 2588578, 5177156, 6471445, 9060023, 12942890, 14237179, 18120046, 25885780, 28474358, 36240092, 45300115, 56948716, 71185895, 90600230, 99660253, 142371790, 181200460, 199320506, 284743580, 398641012, 498301265, 996602530, 1993205060]

約数ペア:

[(1, 1993205060), (2, 996602530), (4, 498301265), (5, 398641012), (7, 284743580), (10, 199320506), (11, 181200460), (14, 142371790), (20, 99660253), (22, 90600230), (28, 71185895), (35, 56948716), (44, 45300115), (55, 36240092), (70, 28474358), (77, 25885780), (110, 18120046), (140, 14237179), (154, 12942890), (220, 9060023), (308, 6471445), (385, 5177156), (770, 2588578), (907, 2197580), (1427, 1396780), (1540, 1294289), (1814, 1098790), (2854, 698390), (3628, 549395), (4535, 439516), (5708, 349195), (6349, 313940), (7135, 279356), (9070, 219758), (9977, 199780), (9989, 199540), (12698, 156970), (14270, 139678), (15697, 126980), (18140, 109879), (19954, 99890), (19978, 99770), (25396, 78485), (28540, 69839), (31394, 63490), (31745, 62788), (39908, 49945), (39956, 49885)]