291925880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{384113}}^1$

素因数の和:384143

約数の個数: 32

約数和(自身を含む): 691405200

約数和(自身を除く): 399479320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 384113, 768226, 1536452, 1920565, 3072904, 3841130, 7298147, 7682260, 14596294, 15364520, 29192588, 36490735, 58385176, 72981470, 145962940, 291925880]

約数ペア:

[(1, 291925880), (2, 145962940), (4, 72981470), (5, 58385176), (8, 36490735), (10, 29192588), (19, 15364520), (20, 14596294), (38, 7682260), (40, 7298147), (76, 3841130), (95, 3072904), (152, 1920565), (190, 1536452), (380, 768226), (760, 384113)]