28300870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{743}}^1$

素因数の和:1056

約数の個数: 32

約数和(自身を含む): 55121472

約数和(自身を除く): 26820602

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 293, 586, 743, 1465, 1486, 2930, 3715, 3809, 7430, 7618, 9659, 19045, 19318, 38090, 48295, 96590, 217699, 435398, 1088495, 2176990, 2830087, 5660174, 14150435, 28300870]

約数ペア:

[(1, 28300870), (2, 14150435), (5, 5660174), (10, 2830087), (13, 2176990), (26, 1088495), (65, 435398), (130, 217699), (293, 96590), (586, 48295), (743, 38090), (1465, 19318), (1486, 19045), (2930, 9659), (3715, 7618), (3809, 7430)]