39385420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 86774688

約数和(自身を除く): 47389268

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1117, 1763, 2234, 3526, 4468, 5585, 7052, 8815, 11170, 17630, 22340, 35260, 45797, 48031, 91594, 96062, 183188, 192124, 228985, 240155, 457970, 480310, 915940, 960620, 1969271, 3938542, 7877084, 9846355, 19692710, 39385420]

約数ペア:

[(1, 39385420), (2, 19692710), (4, 9846355), (5, 7877084), (10, 3938542), (20, 1969271), (41, 960620), (43, 915940), (82, 480310), (86, 457970), (164, 240155), (172, 228985), (205, 192124), (215, 183188), (410, 96062), (430, 91594), (820, 48031), (860, 45797), (1117, 35260), (1763, 22340), (2234, 17630), (3526, 11170), (4468, 8815), (5585, 7052)]