47717740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17939}}^1$

素因数の和:17974

約数の個数: 48

約数和(自身を含む): 120556800

約数和(自身を除く): 72839060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 17939, 35878, 71756, 89695, 125573, 179390, 251146, 340841, 358780, 502292, 627865, 681682, 1255730, 1363364, 1704205, 2385887, 2511460, 3408410, 4771774, 6816820, 9543548, 11929435, 23858870, 47717740]

約数ペア:

[(1, 47717740), (2, 23858870), (4, 11929435), (5, 9543548), (7, 6816820), (10, 4771774), (14, 3408410), (19, 2511460), (20, 2385887), (28, 1704205), (35, 1363364), (38, 1255730), (70, 681682), (76, 627865), (95, 502292), (133, 358780), (140, 340841), (190, 251146), (266, 179390), (380, 125573), (532, 89695), (665, 71756), (1330, 35878), (2660, 17939)]