1345380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1319}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 3991680

約数和(自身を除く): 2646300

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, 1319, 2638, 3957, 5276, 6595, 7914, 13190, 15828, 19785, 22423, 26380, 39570, 44846, 67269, 79140, 89692, 112115, 134538, 224230, 269076, 336345, 448460, 672690, 1345380]

約数ペア:

[(1, 1345380), (2, 672690), (3, 448460), (4, 336345), (5, 269076), (6, 224230), (10, 134538), (12, 112115), (15, 89692), (17, 79140), (20, 67269), (30, 44846), (34, 39570), (51, 26380), (60, 22423), (68, 19785), (85, 15828), (102, 13190), (170, 7914), (204, 6595), (255, 5276), (340, 3957), (510, 2638), (1020, 1319)]