1909605870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2143}}^1\times {\mathrm{9901}}^1$

素因数の和:12057

約数の個数: 48

約数和(自身を含む): 4967793792

約数和(自身を除く): 3058187922

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2143, 4286, 6429, 9901, 10715, 12858, 19287, 19802, 21430, 29703, 32145, 38574, 49505, 59406, 64290, 89109, 96435, 99010, 148515, 178218, 192870, 297030, 445545, 891090, 21217843, 42435686, 63653529, 106089215, 127307058, 190960587, 212178430, 318267645, 381921174, 636535290, 954802935, 1909605870]

約数ペア:

[(1, 1909605870), (2, 954802935), (3, 636535290), (5, 381921174), (6, 318267645), (9, 212178430), (10, 190960587), (15, 127307058), (18, 106089215), (30, 63653529), (45, 42435686), (90, 21217843), (2143, 891090), (4286, 445545), (6429, 297030), (9901, 192870), (10715, 178218), (12858, 148515), (19287, 99010), (19802, 96435), (21430, 89109), (29703, 64290), (32145, 59406), (38574, 49505)]