1856020920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1189757}}^1$

素因数の和:1189784

約数の個数: 64

約数和(自身を含む): 5996380320

約数和(自身を除く): 4140359400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1189757, 2379514, 3569271, 4759028, 5948785, 7138542, 9518056, 11897570, 14277084, 15466841, 17846355, 23795140, 28554168, 30933682, 35692710, 46400523, 47590280, 61867364, 71385420, 77334205, 92801046, 123734728, 142770840, 154668410, 185602092, 232002615, 309336820, 371204184, 464005230, 618673640, 928010460, 1856020920]

約数ペア:

[(1, 1856020920), (2, 928010460), (3, 618673640), (4, 464005230), (5, 371204184), (6, 309336820), (8, 232002615), (10, 185602092), (12, 154668410), (13, 142770840), (15, 123734728), (20, 92801046), (24, 77334205), (26, 71385420), (30, 61867364), (39, 47590280), (40, 46400523), (52, 35692710), (60, 30933682), (65, 28554168), (78, 23795140), (104, 17846355), (120, 15466841), (130, 14277084), (156, 11897570), (195, 9518056), (260, 7138542), (312, 5948785), (390, 4759028), (520, 3569271), (780, 2379514), (1560, 1189757)]