7310420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 17084928

約数和(自身を除く): 9774508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 907, 1612, 1814, 2015, 3628, 4030, 4535, 8060, 9070, 11791, 18140, 23582, 28117, 47164, 56234, 58955, 112468, 117910, 140585, 235820, 281170, 365521, 562340, 731042, 1462084, 1827605, 3655210, 7310420]

約数ペア:

[(1, 7310420), (2, 3655210), (4, 1827605), (5, 1462084), (10, 731042), (13, 562340), (20, 365521), (26, 281170), (31, 235820), (52, 140585), (62, 117910), (65, 112468), (124, 58955), (130, 56234), (155, 47164), (260, 28117), (310, 23582), (403, 18140), (620, 11791), (806, 9070), (907, 8060), (1612, 4535), (1814, 4030), (2015, 3628)]