1904938020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3527663}}^1$

素因数の和:3527681

約数の個数: 48

約数和(自身を含む): 5926475520

約数和(自身を除く): 4021537500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3527663, 7055326, 10582989, 14110652, 17638315, 21165978, 31748967, 35276630, 42331956, 52914945, 63497934, 70553260, 95246901, 105829890, 126995868, 158744835, 190493802, 211659780, 317489670, 380987604, 476234505, 634979340, 952469010, 1904938020]

約数ペア:

[(1, 1904938020), (2, 952469010), (3, 634979340), (4, 476234505), (5, 380987604), (6, 317489670), (9, 211659780), (10, 190493802), (12, 158744835), (15, 126995868), (18, 105829890), (20, 95246901), (27, 70553260), (30, 63497934), (36, 52914945), (45, 42331956), (54, 35276630), (60, 31748967), (90, 21165978), (108, 17638315), (135, 14110652), (180, 10582989), (270, 7055326), (540, 3527663)]