40682800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 120

約数和(自身を含む): 105863760

約数和(自身を除く): 65180960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 53, 76, 80, 95, 100, 101, 106, 152, 190, 200, 202, 212, 265, 304, 380, 400, 404, 424, 475, 505, 530, 760, 808, 848, 950, 1007, 1010, 1060, 1325, 1520, 1616, 1900, 1919, 2014, 2020, 2120, 2525, 2650, 3800, 3838, 4028, 4040, 4240, 5035, 5050, 5300, 5353, 7600, 7676, 8056, 8080, 9595, 10070, 10100, 10600, 10706, 15352, 16112, 19190, 20140, 20200, 21200, 21412, 25175, 26765, 30704, 38380, 40280, 40400, 42824, 47975, 50350, 53530, 76760, 80560, 85648, 95950, 100700, 101707, 107060, 133825, 153520, 191900, 201400, 203414, 214120, 267650, 383800, 402800, 406828, 428240, 508535, 535300, 767600, 813656, 1017070, 1070600, 1627312, 2034140, 2141200, 2542675, 4068280, 5085350, 8136560, 10170700, 20341400, 40682800]

約数ペア:

[(1, 40682800), (2, 20341400), (4, 10170700), (5, 8136560), (8, 5085350), (10, 4068280), (16, 2542675), (19, 2141200), (20, 2034140), (25, 1627312), (38, 1070600), (40, 1017070), (50, 813656), (53, 767600), (76, 535300), (80, 508535), (95, 428240), (100, 406828), (101, 402800), (106, 383800), (152, 267650), (190, 214120), (200, 203414), (202, 201400), (212, 191900), (265, 153520), (304, 133825), (380, 107060), (400, 101707), (404, 100700), (424, 95950), (475, 85648), (505, 80560), (530, 76760), (760, 53530), (808, 50350), (848, 47975), (950, 42824), (1007, 40400), (1010, 40280), (1060, 38380), (1325, 30704), (1520, 26765), (1616, 25175), (1900, 21412), (1919, 21200), (2014, 20200), (2020, 20140), (2120, 19190), (2525, 16112), (2650, 15352), (3800, 10706), (3838, 10600), (4028, 10100), (4040, 10070), (4240, 9595), (5035, 8080), (5050, 8056), (5300, 7676), (5353, 7600)]