1909300

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:388

約数の個数: 36

約数和(自身を含む): 4224556

約数和(自身を除く): 2315256

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 313, 610, 626, 1220, 1252, 1525, 1565, 3050, 3130, 6100, 6260, 7825, 15650, 19093, 31300, 38186, 76372, 95465, 190930, 381860, 477325, 954650, 1909300]

約数ペア:

[(1, 1909300), (2, 954650), (4, 477325), (5, 381860), (10, 190930), (20, 95465), (25, 76372), (50, 38186), (61, 31300), (100, 19093), (122, 15650), (244, 7825), (305, 6260), (313, 6100), (610, 3130), (626, 3050), (1220, 1565), (1252, 1525)]