289300270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{217519}}^1$

素因数の和:217552

約数の個数: 32

約数和(自身を含む): 626457600

約数和(自身を除く): 337157330

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 217519, 435038, 1087595, 1522633, 2175190, 3045266, 4132861, 7613165, 8265722, 15226330, 20664305, 28930027, 41328610, 57860054, 144650135, 289300270]

約数ペア:

[(1, 289300270), (2, 144650135), (5, 57860054), (7, 41328610), (10, 28930027), (14, 20664305), (19, 15226330), (35, 8265722), (38, 7613165), (70, 4132861), (95, 3045266), (133, 2175190), (190, 1522633), (266, 1087595), (665, 435038), (1330, 217519)]