2011573820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{44563}}^1$

素因数の和:44670

約数の個数: 48

約数和(自身を含む): 4409696928

約数和(自身を除く): 2398123108

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 2257, 4514, 9028, 11285, 22570, 44563, 45140, 89126, 178252, 222815, 445630, 891260, 1648831, 2718343, 3297662, 5436686, 6595324, 8244155, 10873372, 13591715, 16488310, 27183430, 32976620, 54366860, 100578691, 201157382, 402314764, 502893455, 1005786910, 2011573820]

約数ペア:

[(1, 2011573820), (2, 1005786910), (4, 502893455), (5, 402314764), (10, 201157382), (20, 100578691), (37, 54366860), (61, 32976620), (74, 27183430), (122, 16488310), (148, 13591715), (185, 10873372), (244, 8244155), (305, 6595324), (370, 5436686), (610, 3297662), (740, 2718343), (1220, 1648831), (2257, 891260), (4514, 445630), (9028, 222815), (11285, 178252), (22570, 89126), (44563, 45140)]