2017629880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1029403}}^1$

素因数の和:1029428

約数の個数: 48

約数和(自身を含む): 5280842520

約数和(自身を除く): 3263212640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 1029403, 2058806, 4117612, 5147015, 7205821, 8235224, 10294030, 14411642, 20588060, 28823284, 36029105, 41176120, 50440747, 57646568, 72058210, 100881494, 144116420, 201762988, 252203735, 288232840, 403525976, 504407470, 1008814940, 2017629880]

約数ペア:

[(1, 2017629880), (2, 1008814940), (4, 504407470), (5, 403525976), (7, 288232840), (8, 252203735), (10, 201762988), (14, 144116420), (20, 100881494), (28, 72058210), (35, 57646568), (40, 50440747), (49, 41176120), (56, 36029105), (70, 28823284), (98, 20588060), (140, 14411642), (196, 10294030), (245, 8235224), (280, 7205821), (392, 5147015), (490, 4117612), (980, 2058806), (1960, 1029403)]