1805432860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{19219}}^1$

素因数の和:19307

約数の個数: 96

約数和(自身を含む): 4804692480

約数和(自身を除く): 2999259620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 61, 70, 77, 110, 122, 140, 154, 220, 244, 305, 308, 385, 427, 610, 671, 770, 854, 1220, 1342, 1540, 1708, 2135, 2684, 3355, 4270, 4697, 6710, 8540, 9394, 13420, 18788, 19219, 23485, 38438, 46970, 76876, 93940, 96095, 134533, 192190, 211409, 269066, 384380, 422818, 538132, 672665, 845636, 1057045, 1172359, 1345330, 1479863, 2114090, 2344718, 2690660, 2959726, 4228180, 4689436, 5861795, 5919452, 7399315, 8206513, 11723590, 12895949, 14798630, 16413026, 23447180, 25791898, 29597260, 32826052, 41032565, 51583796, 64479745, 82065130, 90271643, 128959490, 164130260, 180543286, 257918980, 361086572, 451358215, 902716430, 1805432860]

約数ペア:

[(1, 1805432860), (2, 902716430), (4, 451358215), (5, 361086572), (7, 257918980), (10, 180543286), (11, 164130260), (14, 128959490), (20, 90271643), (22, 82065130), (28, 64479745), (35, 51583796), (44, 41032565), (55, 32826052), (61, 29597260), (70, 25791898), (77, 23447180), (110, 16413026), (122, 14798630), (140, 12895949), (154, 11723590), (220, 8206513), (244, 7399315), (305, 5919452), (308, 5861795), (385, 4689436), (427, 4228180), (610, 2959726), (671, 2690660), (770, 2344718), (854, 2114090), (1220, 1479863), (1342, 1345330), (1540, 1172359), (1708, 1057045), (2135, 845636), (2684, 672665), (3355, 538132), (4270, 422818), (4697, 384380), (6710, 269066), (8540, 211409), (9394, 192190), (13420, 134533), (18788, 96095), (19219, 93940), (23485, 76876), (38438, 46970)]