1020805970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:252

約数の個数: 128

約数和(自身を含む): 2141510400

約数和(自身を除く): 1120704430

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 53, 67, 85, 89, 95, 106, 134, 170, 178, 190, 265, 323, 335, 445, 530, 646, 670, 890, 901, 1007, 1139, 1273, 1513, 1615, 1691, 1802, 2014, 2278, 2546, 3026, 3230, 3382, 3551, 4505, 4717, 5035, 5695, 5963, 6365, 7102, 7565, 8455, 9010, 9434, 10070, 11390, 11926, 12730, 15130, 16910, 17119, 17755, 21641, 23585, 28747, 29815, 34238, 35510, 43282, 47170, 57494, 59630, 60367, 67469, 80189, 85595, 89623, 101371, 108205, 113297, 120734, 134938, 143735, 160378, 171190, 179246, 202742, 216410, 226594, 287470, 301835, 316039, 337345, 400945, 448115, 506855, 566485, 603670, 632078, 674690, 801890, 896230, 1013710, 1132970, 1146973, 1523591, 1580195, 1926049, 2293946, 3047182, 3160390, 3852098, 5372663, 5734865, 6004741, 7617955, 9630245, 10745326, 11469730, 12009482, 15235910, 19260490, 26863315, 30023705, 53726630, 60047410, 102080597, 204161194, 510402985, 1020805970]

約数ペア:

[(1, 1020805970), (2, 510402985), (5, 204161194), (10, 102080597), (17, 60047410), (19, 53726630), (34, 30023705), (38, 26863315), (53, 19260490), (67, 15235910), (85, 12009482), (89, 11469730), (95, 10745326), (106, 9630245), (134, 7617955), (170, 6004741), (178, 5734865), (190, 5372663), (265, 3852098), (323, 3160390), (335, 3047182), (445, 2293946), (530, 1926049), (646, 1580195), (670, 1523591), (890, 1146973), (901, 1132970), (1007, 1013710), (1139, 896230), (1273, 801890), (1513, 674690), (1615, 632078), (1691, 603670), (1802, 566485), (2014, 506855), (2278, 448115), (2546, 400945), (3026, 337345), (3230, 316039), (3382, 301835), (3551, 287470), (4505, 226594), (4717, 216410), (5035, 202742), (5695, 179246), (5963, 171190), (6365, 160378), (7102, 143735), (7565, 134938), (8455, 120734), (9010, 113297), (9434, 108205), (10070, 101371), (11390, 89623), (11926, 85595), (12730, 80189), (15130, 67469), (16910, 60367), (17119, 59630), (17755, 57494), (21641, 47170), (23585, 43282), (28747, 35510), (29815, 34238)]