2061689840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{4441}}^1$

素因数の和:5290

約数の個数: 80

約数和(自身を含む): 5486047680

約数和(自身を除く): 3424357840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 829, 1658, 3316, 4145, 4441, 5803, 6632, 8290, 8882, 11606, 13264, 16580, 17764, 22205, 23212, 29015, 31087, 33160, 35528, 44410, 46424, 58030, 62174, 66320, 71056, 88820, 92848, 116060, 124348, 155435, 177640, 232120, 248696, 310870, 355280, 464240, 497392, 621740, 1243480, 2486960, 3681589, 7363178, 14726356, 18407945, 25771123, 29452712, 36815890, 51542246, 58905424, 73631780, 103084492, 128855615, 147263560, 206168984, 257711230, 294527120, 412337968, 515422460, 1030844920, 2061689840]

約数ペア:

[(1, 2061689840), (2, 1030844920), (4, 515422460), (5, 412337968), (7, 294527120), (8, 257711230), (10, 206168984), (14, 147263560), (16, 128855615), (20, 103084492), (28, 73631780), (35, 58905424), (40, 51542246), (56, 36815890), (70, 29452712), (80, 25771123), (112, 18407945), (140, 14726356), (280, 7363178), (560, 3681589), (829, 2486960), (1658, 1243480), (3316, 621740), (4145, 497392), (4441, 464240), (5803, 355280), (6632, 310870), (8290, 248696), (8882, 232120), (11606, 177640), (13264, 155435), (16580, 124348), (17764, 116060), (22205, 92848), (23212, 88820), (29015, 71056), (31087, 66320), (33160, 62174), (35528, 58030), (44410, 46424)]