20807764980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{757}}^1\times {\mathrm{458119}}^1$

素因数の和:458888

約数の個数: 48

約数和(自身を含む): 58338833280

約数和(自身を除く): 37531068300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 757, 1514, 2271, 3028, 3785, 4542, 7570, 9084, 11355, 15140, 22710, 45420, 458119, 916238, 1374357, 1832476, 2290595, 2748714, 4581190, 5497428, 6871785, 9162380, 13743570, 27487140, 346796083, 693592166, 1040388249, 1387184332, 1733980415, 2080776498, 3467960830, 4161552996, 5201941245, 6935921660, 10403882490, 20807764980]

約数ペア:

[(1, 20807764980), (2, 10403882490), (3, 6935921660), (4, 5201941245), (5, 4161552996), (6, 3467960830), (10, 2080776498), (12, 1733980415), (15, 1387184332), (20, 1040388249), (30, 693592166), (60, 346796083), (757, 27487140), (1514, 13743570), (2271, 9162380), (3028, 6871785), (3785, 5497428), (4542, 4581190), (7570, 2748714), (9084, 2290595), (11355, 1832476), (15140, 1374357), (22710, 916238), (45420, 458119)]