28688030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 60673536

約数和(自身を除く): 31985506

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 127, 245, 254, 461, 490, 635, 889, 922, 1270, 1778, 2305, 3227, 4445, 4610, 6223, 6454, 8890, 12446, 16135, 22589, 31115, 32270, 45178, 58547, 62230, 112945, 117094, 225890, 292735, 409829, 585470, 819658, 2049145, 2868803, 4098290, 5737606, 14344015, 28688030]

約数ペア:

[(1, 28688030), (2, 14344015), (5, 5737606), (7, 4098290), (10, 2868803), (14, 2049145), (35, 819658), (49, 585470), (70, 409829), (98, 292735), (127, 225890), (245, 117094), (254, 112945), (461, 62230), (490, 58547), (635, 45178), (889, 32270), (922, 31115), (1270, 22589), (1778, 16135), (2305, 12446), (3227, 8890), (4445, 6454), (4610, 6223)]