16238920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{929}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 40176000

約数和(自身を除く): 23937080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 929, 1748, 1858, 2185, 3496, 3716, 4370, 4645, 7432, 8740, 9290, 17480, 17651, 18580, 21367, 35302, 37160, 42734, 70604, 85468, 88255, 106835, 141208, 170936, 176510, 213670, 353020, 405973, 427340, 706040, 811946, 854680, 1623892, 2029865, 3247784, 4059730, 8119460, 16238920]

約数ペア:

[(1, 16238920), (2, 8119460), (4, 4059730), (5, 3247784), (8, 2029865), (10, 1623892), (19, 854680), (20, 811946), (23, 706040), (38, 427340), (40, 405973), (46, 353020), (76, 213670), (92, 176510), (95, 170936), (115, 141208), (152, 106835), (184, 88255), (190, 85468), (230, 70604), (380, 42734), (437, 37160), (460, 35302), (760, 21367), (874, 18580), (920, 17651), (929, 17480), (1748, 9290), (1858, 8740), (2185, 7432), (3496, 4645), (3716, 4370)]