30781870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8297}}^1$

素因数の和:8364

約数の個数: 32

約数和(自身を含む): 64525248

約数和(自身を除く): 33743378

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 8297, 16594, 41485, 58079, 82970, 116158, 290395, 439741, 580790, 879482, 2198705, 3078187, 4397410, 6156374, 15390935, 30781870]

約数ペア:

[(1, 30781870), (2, 15390935), (5, 6156374), (7, 4397410), (10, 3078187), (14, 2198705), (35, 879482), (53, 580790), (70, 439741), (106, 290395), (265, 116158), (371, 82970), (530, 58079), (742, 41485), (1855, 16594), (3710, 8297)]