921423440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{235057}}^1$

素因数の和:235084

約数の個数: 60

約数和(自身を含む): 2492084916

約数和(自身を除く): 1570661476

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 235057, 470114, 940228, 1175285, 1645399, 1880456, 2350570, 3290798, 3760912, 4701140, 6581596, 8226995, 9402280, 11517793, 13163192, 16453990, 18804560, 23035586, 26326384, 32907980, 46071172, 57588965, 65815960, 92142344, 115177930, 131631920, 184284688, 230355860, 460711720, 921423440]

約数ペア:

[(1, 921423440), (2, 460711720), (4, 230355860), (5, 184284688), (7, 131631920), (8, 115177930), (10, 92142344), (14, 65815960), (16, 57588965), (20, 46071172), (28, 32907980), (35, 26326384), (40, 23035586), (49, 18804560), (56, 16453990), (70, 13163192), (80, 11517793), (98, 9402280), (112, 8226995), (140, 6581596), (196, 4701140), (245, 3760912), (280, 3290798), (392, 2350570), (490, 1880456), (560, 1645399), (784, 1175285), (980, 940228), (1960, 470114), (3920, 235057)]