2011244420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{883}}^1\times {\mathrm{1867}}^1$

素因数の和:2820

約数の個数: 48

約数和(自身を含む): 4300016448

約数和(自身を除く): 2288772028

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 883, 1220, 1766, 1867, 3532, 3734, 4415, 7468, 8830, 9335, 17660, 18670, 37340, 53863, 107726, 113887, 215452, 227774, 269315, 455548, 538630, 569435, 1077260, 1138870, 1648561, 2277740, 3297122, 6594244, 8242805, 16485610, 32971220, 100562221, 201124442, 402248884, 502811105, 1005622210, 2011244420]

約数ペア:

[(1, 2011244420), (2, 1005622210), (4, 502811105), (5, 402248884), (10, 201124442), (20, 100562221), (61, 32971220), (122, 16485610), (244, 8242805), (305, 6594244), (610, 3297122), (883, 2277740), (1220, 1648561), (1766, 1138870), (1867, 1077260), (3532, 569435), (3734, 538630), (4415, 455548), (7468, 269315), (8830, 227774), (9335, 215452), (17660, 113887), (18670, 107726), (37340, 53863)]