2742780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2718

約数の個数: 48

約数和(自身を含む): 8134560

約数和(自身を除く): 5391780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 2689, 5378, 8067, 10756, 13445, 16134, 26890, 32268, 40335, 45713, 53780, 80670, 91426, 137139, 161340, 182852, 228565, 274278, 457130, 548556, 685695, 914260, 1371390, 2742780]

約数ペア:

[(1, 2742780), (2, 1371390), (3, 914260), (4, 685695), (5, 548556), (6, 457130), (10, 274278), (12, 228565), (15, 182852), (17, 161340), (20, 137139), (30, 91426), (34, 80670), (51, 53780), (60, 45713), (68, 40335), (85, 32268), (102, 26890), (170, 16134), (204, 13445), (255, 10756), (340, 8067), (510, 5378), (1020, 2689)]