2021918690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{2969}}^1$

素因数の和:3179

約数の個数: 64

約数和(自身を含む): 4095463680

約数和(自身を除く): 2073544990

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 151, 205, 302, 410, 451, 755, 902, 1510, 1661, 2255, 2969, 3322, 4510, 5938, 6191, 8305, 12382, 14845, 16610, 29690, 30955, 32659, 61910, 65318, 68101, 121729, 136202, 163295, 243458, 326590, 340505, 448319, 608645, 681010, 896638, 1217290, 1339019, 2241595, 2678038, 4483190, 4931509, 6695095, 9863018, 13390190, 18381079, 24657545, 36762158, 49315090, 91905395, 183810790, 202191869, 404383738, 1010959345, 2021918690]

約数ペア:

[(1, 2021918690), (2, 1010959345), (5, 404383738), (10, 202191869), (11, 183810790), (22, 91905395), (41, 49315090), (55, 36762158), (82, 24657545), (110, 18381079), (151, 13390190), (205, 9863018), (302, 6695095), (410, 4931509), (451, 4483190), (755, 2678038), (902, 2241595), (1510, 1339019), (1661, 1217290), (2255, 896638), (2969, 681010), (3322, 608645), (4510, 448319), (5938, 340505), (6191, 326590), (8305, 243458), (12382, 163295), (14845, 136202), (16610, 121729), (29690, 68101), (30955, 65318), (32659, 61910)]