15899480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4789}}^1$

素因数の和:4883

約数の個数: 32

約数和(自身を含む): 36212400

約数和(自身を除く): 20312920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 4789, 9578, 19156, 23945, 38312, 47890, 95780, 191560, 397487, 794974, 1589948, 1987435, 3179896, 3974870, 7949740, 15899480]

約数ペア:

[(1, 15899480), (2, 7949740), (4, 3974870), (5, 3179896), (8, 1987435), (10, 1589948), (20, 794974), (40, 397487), (83, 191560), (166, 95780), (332, 47890), (415, 38312), (664, 23945), (830, 19156), (1660, 9578), (3320, 4789)]