2076620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 5496624

約数和(自身を除く): 3420004

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 163, 182, 196, 245, 260, 326, 364, 455, 490, 637, 652, 815, 910, 980, 1141, 1274, 1630, 1820, 2119, 2282, 2548, 3185, 3260, 4238, 4564, 5705, 6370, 7987, 8476, 10595, 11410, 12740, 14833, 15974, 21190, 22820, 29666, 31948, 39935, 42380, 59332, 74165, 79870, 103831, 148330, 159740, 207662, 296660, 415324, 519155, 1038310, 2076620]

約数ペア:

[(1, 2076620), (2, 1038310), (4, 519155), (5, 415324), (7, 296660), (10, 207662), (13, 159740), (14, 148330), (20, 103831), (26, 79870), (28, 74165), (35, 59332), (49, 42380), (52, 39935), (65, 31948), (70, 29666), (91, 22820), (98, 21190), (130, 15974), (140, 14833), (163, 12740), (182, 11410), (196, 10595), (245, 8476), (260, 7987), (326, 6370), (364, 5705), (455, 4564), (490, 4238), (637, 3260), (652, 3185), (815, 2548), (910, 2282), (980, 2119), (1141, 1820), (1274, 1630)]