981946140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2337967}}^1$

素因数の和:2337986

約数の個数: 48

約数和(自身を含む): 3142228992

約数和(自身を除く): 2160282852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2337967, 4675934, 7013901, 9351868, 11689835, 14027802, 16365769, 23379670, 28055604, 32731538, 35069505, 46759340, 49097307, 65463076, 70139010, 81828845, 98194614, 140278020, 163657690, 196389228, 245486535, 327315380, 490973070, 981946140]

約数ペア:

[(1, 981946140), (2, 490973070), (3, 327315380), (4, 245486535), (5, 196389228), (6, 163657690), (7, 140278020), (10, 98194614), (12, 81828845), (14, 70139010), (15, 65463076), (20, 49097307), (21, 46759340), (28, 35069505), (30, 32731538), (35, 28055604), (42, 23379670), (60, 16365769), (70, 14027802), (84, 11689835), (105, 9351868), (140, 7013901), (210, 4675934), (420, 2337967)]