12895380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2311}}^1$

素因数の和:2357

約数の個数: 72

約数和(自身を含む): 40395264

約数和(自身を除く): 27499884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2311, 2790, 4622, 5580, 6933, 9244, 11555, 13866, 20799, 23110, 27732, 34665, 41598, 46220, 69330, 71641, 83196, 103995, 138660, 143282, 207990, 214923, 286564, 358205, 415980, 429846, 644769, 716410, 859692, 1074615, 1289538, 1432820, 2149230, 2579076, 3223845, 4298460, 6447690, 12895380]

約数ペア:

[(1, 12895380), (2, 6447690), (3, 4298460), (4, 3223845), (5, 2579076), (6, 2149230), (9, 1432820), (10, 1289538), (12, 1074615), (15, 859692), (18, 716410), (20, 644769), (30, 429846), (31, 415980), (36, 358205), (45, 286564), (60, 214923), (62, 207990), (90, 143282), (93, 138660), (124, 103995), (155, 83196), (180, 71641), (186, 69330), (279, 46220), (310, 41598), (372, 34665), (465, 27732), (558, 23110), (620, 20799), (930, 13866), (1116, 11555), (1395, 9244), (1860, 6933), (2311, 5580), (2790, 4622)]