38804080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:567

約数の個数: 120

約数和(自身を含む): 110684880

約数和(自身を除く): 71880800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 521, 532, 560, 665, 760, 784, 931, 980, 1042, 1064, 1330, 1520, 1862, 1960, 2084, 2128, 2605, 2660, 3647, 3724, 3920, 4168, 4655, 5210, 5320, 7294, 7448, 8336, 9310, 9899, 10420, 10640, 14588, 14896, 18235, 18620, 19798, 20840, 25529, 29176, 36470, 37240, 39596, 41680, 49495, 51058, 58352, 69293, 72940, 74480, 79192, 98990, 102116, 127645, 138586, 145880, 158384, 197980, 204232, 255290, 277172, 291760, 346465, 395960, 408464, 485051, 510580, 554344, 692930, 791920, 970102, 1021160, 1108688, 1385860, 1940204, 2042320, 2425255, 2771720, 3880408, 4850510, 5543440, 7760816, 9701020, 19402040, 38804080]

約数ペア:

[(1, 38804080), (2, 19402040), (4, 9701020), (5, 7760816), (7, 5543440), (8, 4850510), (10, 3880408), (14, 2771720), (16, 2425255), (19, 2042320), (20, 1940204), (28, 1385860), (35, 1108688), (38, 1021160), (40, 970102), (49, 791920), (56, 692930), (70, 554344), (76, 510580), (80, 485051), (95, 408464), (98, 395960), (112, 346465), (133, 291760), (140, 277172), (152, 255290), (190, 204232), (196, 197980), (245, 158384), (266, 145880), (280, 138586), (304, 127645), (380, 102116), (392, 98990), (490, 79192), (521, 74480), (532, 72940), (560, 69293), (665, 58352), (760, 51058), (784, 49495), (931, 41680), (980, 39596), (1042, 37240), (1064, 36470), (1330, 29176), (1520, 25529), (1862, 20840), (1960, 19798), (2084, 18620), (2128, 18235), (2605, 14896), (2660, 14588), (3647, 10640), (3724, 10420), (3920, 9899), (4168, 9310), (4655, 8336), (5210, 7448), (5320, 7294)]