16990140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16657}}^1$

素因数の和:16686

約数の個数: 48

約数和(自身を含む): 50373792

約数和(自身を除く): 33383652

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, 16657, 33314, 49971, 66628, 83285, 99942, 166570, 199884, 249855, 283169, 333140, 499710, 566338, 849507, 999420, 1132676, 1415845, 1699014, 2831690, 3398028, 4247535, 5663380, 8495070, 16990140]

約数ペア:

[(1, 16990140), (2, 8495070), (3, 5663380), (4, 4247535), (5, 3398028), (6, 2831690), (10, 1699014), (12, 1415845), (15, 1132676), (17, 999420), (20, 849507), (30, 566338), (34, 499710), (51, 333140), (60, 283169), (68, 249855), (85, 199884), (102, 166570), (170, 99942), (204, 83285), (255, 66628), (340, 49971), (510, 33314), (1020, 16657)]