2789190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1823}}^1$

素因数の和:1853

約数の個数: 48

約数和(自身を含む): 7682688

約数和(自身を除く): 4893498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 1823, 3646, 5469, 9115, 10938, 16407, 18230, 27345, 30991, 32814, 54690, 61982, 82035, 92973, 154955, 164070, 185946, 278919, 309910, 464865, 557838, 929730, 1394595, 2789190]

約数ペア:

[(1, 2789190), (2, 1394595), (3, 929730), (5, 557838), (6, 464865), (9, 309910), (10, 278919), (15, 185946), (17, 164070), (18, 154955), (30, 92973), (34, 82035), (45, 61982), (51, 54690), (85, 32814), (90, 30991), (102, 27345), (153, 18230), (170, 16407), (255, 10938), (306, 9115), (510, 5469), (765, 3646), (1530, 1823)]