4446260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 11730600

約数和(自身を除く): 7284340

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 349, 364, 455, 490, 637, 698, 910, 980, 1274, 1396, 1745, 1820, 2443, 2548, 3185, 3490, 4537, 4886, 6370, 6980, 9074, 9772, 12215, 12740, 17101, 18148, 22685, 24430, 31759, 34202, 45370, 48860, 63518, 68404, 85505, 90740, 127036, 158795, 171010, 222313, 317590, 342020, 444626, 635180, 889252, 1111565, 2223130, 4446260]

約数ペア:

[(1, 4446260), (2, 2223130), (4, 1111565), (5, 889252), (7, 635180), (10, 444626), (13, 342020), (14, 317590), (20, 222313), (26, 171010), (28, 158795), (35, 127036), (49, 90740), (52, 85505), (65, 68404), (70, 63518), (91, 48860), (98, 45370), (130, 34202), (140, 31759), (182, 24430), (196, 22685), (245, 18148), (260, 17101), (349, 12740), (364, 12215), (455, 9772), (490, 9074), (637, 6980), (698, 6370), (910, 4886), (980, 4537), (1274, 3490), (1396, 3185), (1745, 2548), (1820, 2443)]