19580260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 52496640

約数和(自身を除く): 32916380

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 433, 476, 532, 595, 646, 665, 866, 1190, 1292, 1330, 1615, 1732, 2165, 2261, 2380, 2660, 3031, 3230, 4330, 4522, 6062, 6460, 7361, 8227, 8660, 9044, 11305, 12124, 14722, 15155, 16454, 22610, 29444, 30310, 32908, 36805, 41135, 45220, 51527, 57589, 60620, 73610, 82270, 103054, 115178, 139859, 147220, 164540, 206108, 230356, 257635, 279718, 287945, 515270, 559436, 575890, 699295, 979013, 1030540, 1151780, 1398590, 1958026, 2797180, 3916052, 4895065, 9790130, 19580260]

約数ペア:

[(1, 19580260), (2, 9790130), (4, 4895065), (5, 3916052), (7, 2797180), (10, 1958026), (14, 1398590), (17, 1151780), (19, 1030540), (20, 979013), (28, 699295), (34, 575890), (35, 559436), (38, 515270), (68, 287945), (70, 279718), (76, 257635), (85, 230356), (95, 206108), (119, 164540), (133, 147220), (140, 139859), (170, 115178), (190, 103054), (238, 82270), (266, 73610), (323, 60620), (340, 57589), (380, 51527), (433, 45220), (476, 41135), (532, 36805), (595, 32908), (646, 30310), (665, 29444), (866, 22610), (1190, 16454), (1292, 15155), (1330, 14722), (1615, 12124), (1732, 11305), (2165, 9044), (2261, 8660), (2380, 8227), (2660, 7361), (3031, 6460), (3230, 6062), (4330, 4522)]