19587680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17489}}^1$

素因数の和:17511

約数の個数: 48

約数和(自身を含む): 52889760

約数和(自身を除く): 33302080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 17489, 34978, 69956, 87445, 122423, 139912, 174890, 244846, 279824, 349780, 489692, 559648, 612115, 699560, 979384, 1224230, 1399120, 1958768, 2448460, 2798240, 3917536, 4896920, 9793840, 19587680]

約数ペア:

[(1, 19587680), (2, 9793840), (4, 4896920), (5, 3917536), (7, 2798240), (8, 2448460), (10, 1958768), (14, 1399120), (16, 1224230), (20, 979384), (28, 699560), (32, 612115), (35, 559648), (40, 489692), (56, 349780), (70, 279824), (80, 244846), (112, 174890), (140, 139912), (160, 122423), (224, 87445), (280, 69956), (560, 34978), (1120, 17489)]