30196880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53923}}^1$

素因数の和:53943

約数の個数: 40

約数和(自身を含む): 80238912

約数和(自身を除く): 50042032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 53923, 107846, 215692, 269615, 377461, 431384, 539230, 754922, 862768, 1078460, 1509844, 1887305, 2156920, 3019688, 3774610, 4313840, 6039376, 7549220, 15098440, 30196880]

約数ペア:

[(1, 30196880), (2, 15098440), (4, 7549220), (5, 6039376), (7, 4313840), (8, 3774610), (10, 3019688), (14, 2156920), (16, 1887305), (20, 1509844), (28, 1078460), (35, 862768), (40, 754922), (56, 539230), (70, 431384), (80, 377461), (112, 269615), (140, 215692), (280, 107846), (560, 53923)]