11515980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{3917}}^1$

素因数の和:3943

約数の個数: 72

約数和(自身を含む): 37518768

約数和(自身を除く): 26002788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 3917, 7834, 11751, 15668, 19585, 23502, 27419, 39170, 47004, 54838, 58755, 78340, 82257, 109676, 117510, 137095, 164514, 191933, 235020, 274190, 329028, 383866, 411285, 548380, 575799, 767732, 822570, 959665, 1151598, 1645140, 1919330, 2303196, 2878995, 3838660, 5757990, 11515980]

約数ペア:

[(1, 11515980), (2, 5757990), (3, 3838660), (4, 2878995), (5, 2303196), (6, 1919330), (7, 1645140), (10, 1151598), (12, 959665), (14, 822570), (15, 767732), (20, 575799), (21, 548380), (28, 411285), (30, 383866), (35, 329028), (42, 274190), (49, 235020), (60, 191933), (70, 164514), (84, 137095), (98, 117510), (105, 109676), (140, 82257), (147, 78340), (196, 58755), (210, 54838), (245, 47004), (294, 39170), (420, 27419), (490, 23502), (588, 19585), (735, 15668), (980, 11751), (1470, 7834), (2940, 3917)]