16115820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{38371}}^1$

素因数の和:38390

約数の個数: 48

約数和(自身を含む): 51571968

約数和(自身を除く): 35456148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 38371, 76742, 115113, 153484, 191855, 230226, 268597, 383710, 460452, 537194, 575565, 767420, 805791, 1074388, 1151130, 1342985, 1611582, 2302260, 2685970, 3223164, 4028955, 5371940, 8057910, 16115820]

約数ペア:

[(1, 16115820), (2, 8057910), (3, 5371940), (4, 4028955), (5, 3223164), (6, 2685970), (7, 2302260), (10, 1611582), (12, 1342985), (14, 1151130), (15, 1074388), (20, 805791), (21, 767420), (28, 575565), (30, 537194), (35, 460452), (42, 383710), (60, 268597), (70, 230226), (84, 191855), (105, 153484), (140, 115113), (210, 76742), (420, 38371)]