11897180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{619}}^1$

素因数の和:690

約数の個数: 36

約数和(自身を含む): 25857720

約数和(自身を除く): 13960540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 619, 620, 961, 1238, 1922, 2476, 3095, 3844, 4805, 6190, 9610, 12380, 19189, 19220, 38378, 76756, 95945, 191890, 383780, 594859, 1189718, 2379436, 2974295, 5948590, 11897180]

約数ペア:

[(1, 11897180), (2, 5948590), (4, 2974295), (5, 2379436), (10, 1189718), (20, 594859), (31, 383780), (62, 191890), (124, 95945), (155, 76756), (310, 38378), (619, 19220), (620, 19189), (961, 12380), (1238, 9610), (1922, 6190), (2476, 4805), (3095, 3844)]