27278620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 59447808

約数和(自身を除く): 32169188

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 191, 193, 370, 382, 386, 740, 764, 772, 955, 965, 1910, 1930, 3820, 3860, 7067, 7141, 14134, 14282, 28268, 28564, 35335, 35705, 36863, 70670, 71410, 73726, 141340, 142820, 147452, 184315, 368630, 737260, 1363931, 2727862, 5455724, 6819655, 13639310, 27278620]

約数ペア:

[(1, 27278620), (2, 13639310), (4, 6819655), (5, 5455724), (10, 2727862), (20, 1363931), (37, 737260), (74, 368630), (148, 184315), (185, 147452), (191, 142820), (193, 141340), (370, 73726), (382, 71410), (386, 70670), (740, 36863), (764, 35705), (772, 35335), (955, 28564), (965, 28268), (1910, 14282), (1930, 14134), (3820, 7141), (3860, 7067)]