385323680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{344039}}^1$

素因数の和:344061

約数の個数: 48

約数和(自身を含む): 1040376960

約数和(自身を除く): 655053280

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, 344039, 688078, 1376156, 1720195, 2408273, 2752312, 3440390, 4816546, 5504624, 6880780, 9633092, 11009248, 12041365, 13761560, 19266184, 24082730, 27523120, 38532368, 48165460, 55046240, 77064736, 96330920, 192661840, 385323680]

約数ペア:

[(1, 385323680), (2, 192661840), (4, 96330920), (5, 77064736), (7, 55046240), (8, 48165460), (10, 38532368), (14, 27523120), (16, 24082730), (20, 19266184), (28, 13761560), (32, 12041365), (35, 11009248), (40, 9633092), (56, 6880780), (70, 5504624), (80, 4816546), (112, 3440390), (140, 2752312), (160, 2408273), (224, 1720195), (280, 1376156), (560, 688078), (1120, 344039)]