20795384520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57764957}}^1$

素因数の和:57764974

約数の個数: 48

約数和(自身を含む): 67585000860

約数和(自身を除く): 46789616340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57764957, 115529914, 173294871, 231059828, 288824785, 346589742, 462119656, 519884613, 577649570, 693179484, 866474355, 1039769226, 1155299140, 1386358968, 1732948710, 2079538452, 2310598280, 2599423065, 3465897420, 4159076904, 5198846130, 6931794840, 10397692260, 20795384520]

約数ペア:

[(1, 20795384520), (2, 10397692260), (3, 6931794840), (4, 5198846130), (5, 4159076904), (6, 3465897420), (8, 2599423065), (9, 2310598280), (10, 2079538452), (12, 1732948710), (15, 1386358968), (18, 1155299140), (20, 1039769226), (24, 866474355), (30, 693179484), (36, 577649570), (40, 519884613), (45, 462119656), (60, 346589742), (72, 288824785), (90, 231059828), (120, 173294871), (180, 115529914), (360, 57764957)]