30958220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 68916960

約数和(自身を除く): 37958740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 257, 317, 380, 514, 634, 1028, 1268, 1285, 1585, 2570, 3170, 4883, 5140, 6023, 6340, 9766, 12046, 19532, 24092, 24415, 30115, 48830, 60230, 81469, 97660, 120460, 162938, 325876, 407345, 814690, 1547911, 1629380, 3095822, 6191644, 7739555, 15479110, 30958220]

約数ペア:

[(1, 30958220), (2, 15479110), (4, 7739555), (5, 6191644), (10, 3095822), (19, 1629380), (20, 1547911), (38, 814690), (76, 407345), (95, 325876), (190, 162938), (257, 120460), (317, 97660), (380, 81469), (514, 60230), (634, 48830), (1028, 30115), (1268, 24415), (1285, 24092), (1585, 19532), (2570, 12046), (3170, 9766), (4883, 6340), (5140, 6023)]