17984120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5839}}^1$

素因数の和:5868

約数の個数: 64

約数和(自身を含む): 50457600

約数和(自身を除く): 32473480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 5839, 11678, 23356, 29195, 40873, 46712, 58390, 64229, 81746, 116780, 128458, 163492, 204365, 233560, 256916, 321145, 326984, 408730, 449603, 513832, 642290, 817460, 899206, 1284580, 1634920, 1798412, 2248015, 2569160, 3596824, 4496030, 8992060, 17984120]

約数ペア:

[(1, 17984120), (2, 8992060), (4, 4496030), (5, 3596824), (7, 2569160), (8, 2248015), (10, 1798412), (11, 1634920), (14, 1284580), (20, 899206), (22, 817460), (28, 642290), (35, 513832), (40, 449603), (44, 408730), (55, 326984), (56, 321145), (70, 256916), (77, 233560), (88, 204365), (110, 163492), (140, 128458), (154, 116780), (220, 81746), (280, 64229), (308, 58390), (385, 46712), (440, 40873), (616, 29195), (770, 23356), (1540, 11678), (3080, 5839)]