445093040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25639}}^1$

素因数の和:25690

約数の個数: 80

約数和(自身を含む): 1220874240

約数和(自身を除く): 775781200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 25639, 51278, 102556, 128195, 179473, 205112, 256390, 358946, 410224, 512780, 717892, 794809, 897365, 1025560, 1435784, 1589618, 1794730, 2051120, 2871568, 3179236, 3589460, 3974045, 5563663, 6358472, 7178920, 7948090, 11127326, 12716944, 14357840, 15896180, 22254652, 27818315, 31792360, 44509304, 55636630, 63584720, 89018608, 111273260, 222546520, 445093040]

約数ペア:

[(1, 445093040), (2, 222546520), (4, 111273260), (5, 89018608), (7, 63584720), (8, 55636630), (10, 44509304), (14, 31792360), (16, 27818315), (20, 22254652), (28, 15896180), (31, 14357840), (35, 12716944), (40, 11127326), (56, 7948090), (62, 7178920), (70, 6358472), (80, 5563663), (112, 3974045), (124, 3589460), (140, 3179236), (155, 2871568), (217, 2051120), (248, 1794730), (280, 1589618), (310, 1435784), (434, 1025560), (496, 897365), (560, 794809), (620, 717892), (868, 512780), (1085, 410224), (1240, 358946), (1736, 256390), (2170, 205112), (2480, 179473), (3472, 128195), (4340, 102556), (8680, 51278), (17360, 25639)]