2448340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 5745600

約数和(自身を除く): 3297260

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 379, 380, 646, 758, 1292, 1516, 1615, 1895, 3230, 3790, 6443, 6460, 7201, 7580, 12886, 14402, 25772, 28804, 32215, 36005, 64430, 72010, 122417, 128860, 144020, 244834, 489668, 612085, 1224170, 2448340]

約数ペア:

[(1, 2448340), (2, 1224170), (4, 612085), (5, 489668), (10, 244834), (17, 144020), (19, 128860), (20, 122417), (34, 72010), (38, 64430), (68, 36005), (76, 32215), (85, 28804), (95, 25772), (170, 14402), (190, 12886), (323, 7580), (340, 7201), (379, 6460), (380, 6443), (646, 3790), (758, 3230), (1292, 1895), (1516, 1615)]