56945140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13121}}^1$

素因数の和:13168

約数の個数: 48

約数和(自身を含む): 141087744

約数和(自身を除く): 84142604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 13121, 26242, 52484, 65605, 91847, 131210, 183694, 262420, 367388, 406751, 459235, 813502, 918470, 1627004, 1836940, 2033755, 2847257, 4067510, 5694514, 8135020, 11389028, 14236285, 28472570, 56945140]

約数ペア:

[(1, 56945140), (2, 28472570), (4, 14236285), (5, 11389028), (7, 8135020), (10, 5694514), (14, 4067510), (20, 2847257), (28, 2033755), (31, 1836940), (35, 1627004), (62, 918470), (70, 813502), (124, 459235), (140, 406751), (155, 367388), (217, 262420), (310, 183694), (434, 131210), (620, 91847), (868, 65605), (1085, 52484), (2170, 26242), (4340, 13121)]