16001420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2477}}^1$

素因数の和:2522

約数の個数: 48

約数和(自身を含む): 37467360

約数和(自身を除く): 21465940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 2477, 3230, 4954, 6460, 9908, 12385, 24770, 42109, 47063, 49540, 84218, 94126, 168436, 188252, 210545, 235315, 421090, 470630, 800071, 842180, 941260, 1600142, 3200284, 4000355, 8000710, 16001420]

約数ペア:

[(1, 16001420), (2, 8000710), (4, 4000355), (5, 3200284), (10, 1600142), (17, 941260), (19, 842180), (20, 800071), (34, 470630), (38, 421090), (68, 235315), (76, 210545), (85, 188252), (95, 168436), (170, 94126), (190, 84218), (323, 49540), (340, 47063), (380, 42109), (646, 24770), (1292, 12385), (1615, 9908), (2477, 6460), (3230, 4954)]