201915740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{776599}}^1$

素因数の和:776621

約数の個数: 24

約数和(自身を含む): 456640800

約数和(自身を除く): 254725060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 776599, 1553198, 3106396, 3882995, 7765990, 10095787, 15531980, 20191574, 40383148, 50478935, 100957870, 201915740]

約数ペア:

[(1, 201915740), (2, 100957870), (4, 50478935), (5, 40383148), (10, 20191574), (13, 15531980), (20, 10095787), (26, 7765990), (52, 3882995), (65, 3106396), (130, 1553198), (260, 776599)]