201871040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{90121}}^1$

素因数の和:90145

約数の個数: 56

約数和(自身を含む): 549383712

約数和(自身を除く): 347512672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 90121, 180242, 360484, 450605, 630847, 720968, 901210, 1261694, 1441936, 1802420, 2523388, 2883872, 3154235, 3604840, 5046776, 5767744, 6308470, 7209680, 10093552, 12616940, 14419360, 20187104, 25233880, 28838720, 40374208, 50467760, 100935520, 201871040]

約数ペア:

[(1, 201871040), (2, 100935520), (4, 50467760), (5, 40374208), (7, 28838720), (8, 25233880), (10, 20187104), (14, 14419360), (16, 12616940), (20, 10093552), (28, 7209680), (32, 6308470), (35, 5767744), (40, 5046776), (56, 3604840), (64, 3154235), (70, 2883872), (80, 2523388), (112, 1802420), (140, 1441936), (160, 1261694), (224, 901210), (280, 720968), (320, 630847), (448, 450605), (560, 360484), (1120, 180242), (2240, 90121)]