27939990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2311}}^1$

素因数の和:2365

約数の個数: 64

約数和(自身を含む): 74575872

約数和(自身を除く): 46635882

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2311, 2418, 4030, 4622, 6045, 6933, 11555, 12090, 13866, 23110, 30043, 34665, 60086, 69330, 71641, 90129, 143282, 150215, 180258, 214923, 300430, 358205, 429846, 450645, 716410, 901290, 931333, 1074615, 1862666, 2149230, 2793999, 4656665, 5587998, 9313330, 13969995, 27939990]

約数ペア:

[(1, 27939990), (2, 13969995), (3, 9313330), (5, 5587998), (6, 4656665), (10, 2793999), (13, 2149230), (15, 1862666), (26, 1074615), (30, 931333), (31, 901290), (39, 716410), (62, 450645), (65, 429846), (78, 358205), (93, 300430), (130, 214923), (155, 180258), (186, 150215), (195, 143282), (310, 90129), (390, 71641), (403, 69330), (465, 60086), (806, 34665), (930, 30043), (1209, 23110), (2015, 13866), (2311, 12090), (2418, 11555), (4030, 6933), (4622, 6045)]