47741680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:687

約数の個数: 120

約数和(自身を含む): 136129680

約数和(自身を除く): 88388000

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, 532, 560, 641, 665, 760, 784, 931, 980, 1064, 1282, 1330, 1520, 1862, 1960, 2128, 2564, 2660, 3205, 3724, 3920, 4487, 4655, 5128, 5320, 6410, 7448, 8974, 9310, 10256, 10640, 12179, 12820, 14896, 17948, 18620, 22435, 24358, 25640, 31409, 35896, 37240, 44870, 48716, 51280, 60895, 62818, 71792, 74480, 85253, 89740, 97432, 121790, 125636, 157045, 170506, 179480, 194864, 243580, 251272, 314090, 341012, 358960, 426265, 487160, 502544, 596771, 628180, 682024, 852530, 974320, 1193542, 1256360, 1364048, 1705060, 2387084, 2512720, 2983855, 3410120, 4774168, 5967710, 6820240, 9548336, 11935420, 23870840, 47741680]

約数ペア:

[(1, 47741680), (2, 23870840), (4, 11935420), (5, 9548336), (7, 6820240), (8, 5967710), (10, 4774168), (14, 3410120), (16, 2983855), (19, 2512720), (20, 2387084), (28, 1705060), (35, 1364048), (38, 1256360), (40, 1193542), (49, 974320), (56, 852530), (70, 682024), (76, 628180), (80, 596771), (95, 502544), (98, 487160), (112, 426265), (133, 358960), (140, 341012), (152, 314090), (190, 251272), (196, 243580), (245, 194864), (266, 179480), (280, 170506), (304, 157045), (380, 125636), (392, 121790), (490, 97432), (532, 89740), (560, 85253), (641, 74480), (665, 71792), (760, 62818), (784, 60895), (931, 51280), (980, 48716), (1064, 44870), (1282, 37240), (1330, 35896), (1520, 31409), (1862, 25640), (1960, 24358), (2128, 22435), (2564, 18620), (2660, 17948), (3205, 14896), (3724, 12820), (3920, 12179), (4487, 10640), (4655, 10256), (5128, 9310), (5320, 8974), (6410, 7448)]