45720220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25121}}^1$

素因数の和:25150

約数の個数: 48

約数和(自身を含む): 118173888

約数和(自身を除く): 72453668

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 25121, 50242, 100484, 125605, 175847, 251210, 326573, 351694, 502420, 653146, 703388, 879235, 1306292, 1632865, 1758470, 2286011, 3265730, 3516940, 4572022, 6531460, 9144044, 11430055, 22860110, 45720220]

約数ペア:

[(1, 45720220), (2, 22860110), (4, 11430055), (5, 9144044), (7, 6531460), (10, 4572022), (13, 3516940), (14, 3265730), (20, 2286011), (26, 1758470), (28, 1632865), (35, 1306292), (52, 879235), (65, 703388), (70, 653146), (91, 502420), (130, 351694), (140, 326573), (182, 251210), (260, 175847), (364, 125605), (455, 100484), (910, 50242), (1820, 25121)]