1570940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{229}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 3864000

約数和(自身を除く): 2293060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 229, 245, 343, 458, 490, 686, 916, 980, 1145, 1372, 1603, 1715, 2290, 3206, 3430, 4580, 6412, 6860, 8015, 11221, 16030, 22442, 32060, 44884, 56105, 78547, 112210, 157094, 224420, 314188, 392735, 785470, 1570940]

約数ペア:

[(1, 1570940), (2, 785470), (4, 392735), (5, 314188), (7, 224420), (10, 157094), (14, 112210), (20, 78547), (28, 56105), (35, 44884), (49, 32060), (70, 22442), (98, 16030), (140, 11221), (196, 8015), (229, 6860), (245, 6412), (343, 4580), (458, 3430), (490, 3206), (686, 2290), (916, 1715), (980, 1603), (1145, 1372)]