30103880

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1439}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 67910400

約数和(自身を除く): 37806520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 1439, 2092, 2615, 2878, 4184, 5230, 5756, 7195, 10460, 11512, 14390, 20920, 28780, 57560, 752597, 1505194, 3010388, 3762985, 6020776, 7525970, 15051940, 30103880]

約数ペア:

[(1, 30103880), (2, 15051940), (4, 7525970), (5, 6020776), (8, 3762985), (10, 3010388), (20, 1505194), (40, 752597), (523, 57560), (1046, 28780), (1439, 20920), (2092, 14390), (2615, 11512), (2878, 10460), (4184, 7195), (5230, 5756)]