1971114880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{439981}}^1$

素因数の和:440007

約数の個数: 64

約数和(自身を含む): 5385379680

約数和(自身を除く): 3414264800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 439981, 879962, 1759924, 2199905, 3079867, 3519848, 4399810, 6159734, 7039696, 8799620, 12319468, 14079392, 15399335, 17599240, 24638936, 28158784, 30798670, 35198480, 49277872, 56317568, 61597340, 70396960, 98555744, 123194680, 140793920, 197111488, 246389360, 281587840, 394222976, 492778720, 985557440, 1971114880]

約数ペア:

[(1, 1971114880), (2, 985557440), (4, 492778720), (5, 394222976), (7, 281587840), (8, 246389360), (10, 197111488), (14, 140793920), (16, 123194680), (20, 98555744), (28, 70396960), (32, 61597340), (35, 56317568), (40, 49277872), (56, 35198480), (64, 30798670), (70, 28158784), (80, 24638936), (112, 17599240), (128, 15399335), (140, 14079392), (160, 12319468), (224, 8799620), (280, 7039696), (320, 6159734), (448, 4399810), (560, 3519848), (640, 3079867), (896, 2199905), (1120, 1759924), (2240, 879962), (4480, 439981)]