511520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 1270080

約数和(自身を除く): 758560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 139, 160, 184, 230, 278, 368, 460, 556, 695, 736, 920, 1112, 1390, 1840, 2224, 2780, 3197, 3680, 4448, 5560, 6394, 11120, 12788, 15985, 22240, 25576, 31970, 51152, 63940, 102304, 127880, 255760, 511520]

約数ペア:

[(1, 511520), (2, 255760), (4, 127880), (5, 102304), (8, 63940), (10, 51152), (16, 31970), (20, 25576), (23, 22240), (32, 15985), (40, 12788), (46, 11120), (80, 6394), (92, 5560), (115, 4448), (139, 3680), (160, 3197), (184, 2780), (230, 2224), (278, 1840), (368, 1390), (460, 1112), (556, 920), (695, 736)]