12920490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:476

約数の個数: 96

約数和(自身を含む): 37919232

約数和(自身を除く): 24998742

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 155, 165, 186, 198, 279, 310, 330, 341, 421, 465, 495, 558, 682, 842, 930, 990, 1023, 1263, 1395, 1705, 2046, 2105, 2526, 2790, 3069, 3410, 3789, 4210, 4631, 5115, 6138, 6315, 7578, 9262, 10230, 12630, 13051, 13893, 15345, 18945, 23155, 26102, 27786, 30690, 37890, 39153, 41679, 46310, 65255, 69465, 78306, 83358, 117459, 130510, 138930, 143561, 195765, 208395, 234918, 287122, 391530, 416790, 430683, 587295, 717805, 861366, 1174590, 1292049, 1435610, 2153415, 2584098, 4306830, 6460245, 12920490]

約数ペア:

[(1, 12920490), (2, 6460245), (3, 4306830), (5, 2584098), (6, 2153415), (9, 1435610), (10, 1292049), (11, 1174590), (15, 861366), (18, 717805), (22, 587295), (30, 430683), (31, 416790), (33, 391530), (45, 287122), (55, 234918), (62, 208395), (66, 195765), (90, 143561), (93, 138930), (99, 130510), (110, 117459), (155, 83358), (165, 78306), (186, 69465), (198, 65255), (279, 46310), (310, 41679), (330, 39153), (341, 37890), (421, 30690), (465, 27786), (495, 26102), (558, 23155), (682, 18945), (842, 15345), (930, 13893), (990, 13051), (1023, 12630), (1263, 10230), (1395, 9262), (1705, 7578), (2046, 6315), (2105, 6138), (2526, 5115), (2790, 4631), (3069, 4210), (3410, 3789)]