16472620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 37013760

約数和(自身を除く): 20541140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 647, 670, 1273, 1294, 1340, 2546, 2588, 3235, 5092, 6365, 6470, 12293, 12730, 12940, 24586, 25460, 43349, 49172, 61465, 86698, 122930, 173396, 216745, 245860, 433490, 823631, 866980, 1647262, 3294524, 4118155, 8236310, 16472620]

約数ペア:

[(1, 16472620), (2, 8236310), (4, 4118155), (5, 3294524), (10, 1647262), (19, 866980), (20, 823631), (38, 433490), (67, 245860), (76, 216745), (95, 173396), (134, 122930), (190, 86698), (268, 61465), (335, 49172), (380, 43349), (647, 25460), (670, 24586), (1273, 12940), (1294, 12730), (1340, 12293), (2546, 6470), (2588, 6365), (3235, 5092)]