42484640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:366

約数の個数: 96

約数和(自身を含む): 111041280

約数和(自身を除く): 68556640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 101, 110, 160, 176, 202, 220, 239, 352, 404, 440, 478, 505, 808, 880, 956, 1010, 1111, 1195, 1616, 1760, 1912, 2020, 2222, 2390, 2629, 3232, 3824, 4040, 4444, 4780, 5258, 5555, 7648, 8080, 8888, 9560, 10516, 11110, 13145, 16160, 17776, 19120, 21032, 22220, 24139, 26290, 35552, 38240, 42064, 44440, 48278, 52580, 84128, 88880, 96556, 105160, 120695, 177760, 193112, 210320, 241390, 265529, 386224, 420640, 482780, 531058, 772448, 965560, 1062116, 1327645, 1931120, 2124232, 2655290, 3862240, 4248464, 5310580, 8496928, 10621160, 21242320, 42484640]

約数ペア:

[(1, 42484640), (2, 21242320), (4, 10621160), (5, 8496928), (8, 5310580), (10, 4248464), (11, 3862240), (16, 2655290), (20, 2124232), (22, 1931120), (32, 1327645), (40, 1062116), (44, 965560), (55, 772448), (80, 531058), (88, 482780), (101, 420640), (110, 386224), (160, 265529), (176, 241390), (202, 210320), (220, 193112), (239, 177760), (352, 120695), (404, 105160), (440, 96556), (478, 88880), (505, 84128), (808, 52580), (880, 48278), (956, 44440), (1010, 42064), (1111, 38240), (1195, 35552), (1616, 26290), (1760, 24139), (1912, 22220), (2020, 21032), (2222, 19120), (2390, 17776), (2629, 16160), (3232, 13145), (3824, 11110), (4040, 10516), (4444, 9560), (4780, 8888), (5258, 8080), (5555, 7648)]