1806090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 5104512

約数和(自身を除く): 3298422

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 421, 429, 715, 842, 858, 1263, 1430, 2105, 2145, 2526, 4210, 4290, 4631, 5473, 6315, 9262, 10946, 12630, 13893, 16419, 23155, 27365, 27786, 32838, 46310, 54730, 60203, 69465, 82095, 120406, 138930, 164190, 180609, 301015, 361218, 602030, 903045, 1806090]

約数ペア:

[(1, 1806090), (2, 903045), (3, 602030), (5, 361218), (6, 301015), (10, 180609), (11, 164190), (13, 138930), (15, 120406), (22, 82095), (26, 69465), (30, 60203), (33, 54730), (39, 46310), (55, 32838), (65, 27786), (66, 27365), (78, 23155), (110, 16419), (130, 13893), (143, 12630), (165, 10946), (195, 9262), (286, 6315), (330, 5473), (390, 4631), (421, 4290), (429, 4210), (715, 2526), (842, 2145), (858, 2105), (1263, 1430)]