53042920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{189439}}^1$

素因数の和:189457

約数の個数: 32

約数和(自身を含む): 136396800

約数和(自身を除く): 83353880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 189439, 378878, 757756, 947195, 1326073, 1515512, 1894390, 2652146, 3788780, 5304292, 6630365, 7577560, 10608584, 13260730, 26521460, 53042920]

約数ペア:

[(1, 53042920), (2, 26521460), (4, 13260730), (5, 10608584), (7, 7577560), (8, 6630365), (10, 5304292), (14, 3788780), (20, 2652146), (28, 1894390), (35, 1515512), (40, 1326073), (56, 947195), (70, 757756), (140, 378878), (280, 189439)]