11891450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 23436000

約数和(自身を除く): 11544550

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 59, 118, 139, 145, 278, 290, 295, 590, 695, 725, 1390, 1450, 1475, 1711, 2950, 3422, 3475, 4031, 6950, 8062, 8201, 8555, 16402, 17110, 20155, 40310, 41005, 42775, 82010, 85550, 100775, 201550, 205025, 237829, 410050, 475658, 1189145, 2378290, 5945725, 11891450]

約数ペア:

[(1, 11891450), (2, 5945725), (5, 2378290), (10, 1189145), (25, 475658), (29, 410050), (50, 237829), (58, 205025), (59, 201550), (118, 100775), (139, 85550), (145, 82010), (278, 42775), (290, 41005), (295, 40310), (590, 20155), (695, 17110), (725, 16402), (1390, 8555), (1450, 8201), (1475, 8062), (1711, 6950), (2950, 4031), (3422, 3475)]