17949680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:287

約数の個数: 120

約数和(自身を含む): 51313680

約数和(自身を除く): 33364000

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, 241, 245, 266, 280, 304, 380, 392, 482, 490, 532, 560, 665, 760, 784, 931, 964, 980, 1064, 1205, 1330, 1520, 1687, 1862, 1928, 1960, 2128, 2410, 2660, 3374, 3724, 3856, 3920, 4579, 4655, 4820, 5320, 6748, 7448, 8435, 9158, 9310, 9640, 10640, 11809, 13496, 14896, 16870, 18316, 18620, 19280, 22895, 23618, 26992, 32053, 33740, 36632, 37240, 45790, 47236, 59045, 64106, 67480, 73264, 74480, 91580, 94472, 118090, 128212, 134960, 160265, 183160, 188944, 224371, 236180, 256424, 320530, 366320, 448742, 472360, 512848, 641060, 897484, 944720, 1121855, 1282120, 1794968, 2243710, 2564240, 3589936, 4487420, 8974840, 17949680]

約数ペア:

[(1, 17949680), (2, 8974840), (4, 4487420), (5, 3589936), (7, 2564240), (8, 2243710), (10, 1794968), (14, 1282120), (16, 1121855), (19, 944720), (20, 897484), (28, 641060), (35, 512848), (38, 472360), (40, 448742), (49, 366320), (56, 320530), (70, 256424), (76, 236180), (80, 224371), (95, 188944), (98, 183160), (112, 160265), (133, 134960), (140, 128212), (152, 118090), (190, 94472), (196, 91580), (241, 74480), (245, 73264), (266, 67480), (280, 64106), (304, 59045), (380, 47236), (392, 45790), (482, 37240), (490, 36632), (532, 33740), (560, 32053), (665, 26992), (760, 23618), (784, 22895), (931, 19280), (964, 18620), (980, 18316), (1064, 16870), (1205, 14896), (1330, 13496), (1520, 11809), (1687, 10640), (1862, 9640), (1928, 9310), (1960, 9158), (2128, 8435), (2410, 7448), (2660, 6748), (3374, 5320), (3724, 4820), (3856, 4655), (3920, 4579)]