1342680780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3196859}}^1$

素因数の和:3196878

約数の個数: 48

約数和(自身を含む): 4296579840

約数和(自身を除く): 2953899060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3196859, 6393718, 9590577, 12787436, 15984295, 19181154, 22378013, 31968590, 38362308, 44756026, 47952885, 63937180, 67134039, 89512052, 95905770, 111890065, 134268078, 191811540, 223780130, 268536156, 335670195, 447560260, 671340390, 1342680780]

約数ペア:

[(1, 1342680780), (2, 671340390), (3, 447560260), (4, 335670195), (5, 268536156), (6, 223780130), (7, 191811540), (10, 134268078), (12, 111890065), (14, 95905770), (15, 89512052), (20, 67134039), (21, 63937180), (28, 47952885), (30, 44756026), (35, 38362308), (42, 31968590), (60, 22378013), (70, 19181154), (84, 15984295), (105, 12787436), (140, 9590577), (210, 6393718), (420, 3196859)]