13186740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31397}}^1$

素因数の和:31416

約数の個数: 48

約数和(自身を含む): 42198912

約数和(自身を除く): 29012172

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, 31397, 62794, 94191, 125588, 156985, 188382, 219779, 313970, 376764, 439558, 470955, 627940, 659337, 879116, 941910, 1098895, 1318674, 1883820, 2197790, 2637348, 3296685, 4395580, 6593370, 13186740]

約数ペア:

[(1, 13186740), (2, 6593370), (3, 4395580), (4, 3296685), (5, 2637348), (6, 2197790), (7, 1883820), (10, 1318674), (12, 1098895), (14, 941910), (15, 879116), (20, 659337), (21, 627940), (28, 470955), (30, 439558), (35, 376764), (42, 313970), (60, 219779), (70, 188382), (84, 156985), (105, 125588), (140, 94191), (210, 62794), (420, 31397)]