977302060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{997247}}^1$

素因数の和:997270

約数の個数: 36

約数和(自身を含む): 2387411712

約数和(自身を除く): 1410109652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 997247, 1994494, 3988988, 4986235, 6980729, 9972470, 13961458, 19944940, 27922916, 34903645, 48865103, 69807290, 97730206, 139614580, 195460412, 244325515, 488651030, 977302060]

約数ペア:

[(1, 977302060), (2, 488651030), (4, 244325515), (5, 195460412), (7, 139614580), (10, 97730206), (14, 69807290), (20, 48865103), (28, 34903645), (35, 27922916), (49, 19944940), (70, 13961458), (98, 9972470), (140, 6980729), (196, 4986235), (245, 3988988), (490, 1994494), (980, 997247)]