2018573570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1\times {\mathrm{557}}^1$

素因数の和:1095

約数の個数: 64

約数和(自身を含む): 3992931936

約数和(自身を除く): 1974358366

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 457, 557, 610, 793, 914, 1114, 1586, 2285, 2785, 3965, 4570, 5570, 5941, 7241, 7930, 11882, 14482, 27877, 29705, 33977, 36205, 55754, 59410, 67954, 72410, 139385, 169885, 254549, 278770, 339770, 362401, 441701, 509098, 724802, 883402, 1272745, 1812005, 2208505, 2545490, 3309137, 3624010, 4417010, 6618274, 15527489, 16545685, 31054978, 33091370, 77637445, 155274890, 201857357, 403714714, 1009286785, 2018573570]

約数ペア:

[(1, 2018573570), (2, 1009286785), (5, 403714714), (10, 201857357), (13, 155274890), (26, 77637445), (61, 33091370), (65, 31054978), (122, 16545685), (130, 15527489), (305, 6618274), (457, 4417010), (557, 3624010), (610, 3309137), (793, 2545490), (914, 2208505), (1114, 1812005), (1586, 1272745), (2285, 883402), (2785, 724802), (3965, 509098), (4570, 441701), (5570, 362401), (5941, 339770), (7241, 278770), (7930, 254549), (11882, 169885), (14482, 139385), (27877, 72410), (29705, 67954), (33977, 59410), (36205, 55754)]