28906620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 86184000

約数和(自身を除く): 57277380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 58, 60, 74, 87, 111, 116, 145, 148, 174, 185, 222, 290, 348, 370, 435, 444, 449, 555, 580, 740, 870, 898, 1073, 1110, 1347, 1740, 1796, 2146, 2220, 2245, 2694, 3219, 4292, 4490, 5365, 5388, 6438, 6735, 8980, 10730, 12876, 13021, 13470, 16095, 16613, 21460, 26042, 26940, 32190, 33226, 39063, 49839, 52084, 64380, 65105, 66452, 78126, 83065, 99678, 130210, 156252, 166130, 195315, 199356, 249195, 260420, 332260, 390630, 481777, 498390, 781260, 963554, 996780, 1445331, 1927108, 2408885, 2890662, 4817770, 5781324, 7226655, 9635540, 14453310, 28906620]

約数ペア:

[(1, 28906620), (2, 14453310), (3, 9635540), (4, 7226655), (5, 5781324), (6, 4817770), (10, 2890662), (12, 2408885), (15, 1927108), (20, 1445331), (29, 996780), (30, 963554), (37, 781260), (58, 498390), (60, 481777), (74, 390630), (87, 332260), (111, 260420), (116, 249195), (145, 199356), (148, 195315), (174, 166130), (185, 156252), (222, 130210), (290, 99678), (348, 83065), (370, 78126), (435, 66452), (444, 65105), (449, 64380), (555, 52084), (580, 49839), (740, 39063), (870, 33226), (898, 32190), (1073, 26940), (1110, 26042), (1347, 21460), (1740, 16613), (1796, 16095), (2146, 13470), (2220, 13021), (2245, 12876), (2694, 10730), (3219, 8980), (4292, 6735), (4490, 6438), (5365, 5388)]