11989380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:853

約数の個数: 96

約数和(自身を含む): 38102400

約数和(自身を除く): 26113020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 809, 988, 1140, 1235, 1482, 1618, 2427, 2470, 2964, 3236, 3705, 4045, 4854, 4940, 7410, 8090, 9708, 10517, 12135, 14820, 15371, 16180, 21034, 24270, 30742, 31551, 42068, 46113, 48540, 52585, 61484, 63102, 76855, 92226, 105170, 126204, 153710, 157755, 184452, 199823, 210340, 230565, 307420, 315510, 399646, 461130, 599469, 631020, 799292, 922260, 999115, 1198938, 1998230, 2397876, 2997345, 3996460, 5994690, 11989380]

約数ペア:

[(1, 11989380), (2, 5994690), (3, 3996460), (4, 2997345), (5, 2397876), (6, 1998230), (10, 1198938), (12, 999115), (13, 922260), (15, 799292), (19, 631020), (20, 599469), (26, 461130), (30, 399646), (38, 315510), (39, 307420), (52, 230565), (57, 210340), (60, 199823), (65, 184452), (76, 157755), (78, 153710), (95, 126204), (114, 105170), (130, 92226), (156, 76855), (190, 63102), (195, 61484), (228, 52585), (247, 48540), (260, 46113), (285, 42068), (380, 31551), (390, 30742), (494, 24270), (570, 21034), (741, 16180), (780, 15371), (809, 14820), (988, 12135), (1140, 10517), (1235, 9708), (1482, 8090), (1618, 7410), (2427, 4940), (2470, 4854), (2964, 4045), (3236, 3705)]