2897440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 8467200

約数和(自身を除く): 5569760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 199, 208, 224, 260, 280, 364, 398, 416, 455, 520, 560, 728, 796, 910, 995, 1040, 1120, 1393, 1456, 1592, 1820, 1990, 2080, 2587, 2786, 2912, 3184, 3640, 3980, 5174, 5572, 6368, 6965, 7280, 7960, 10348, 11144, 12935, 13930, 14560, 15920, 18109, 20696, 22288, 25870, 27860, 31840, 36218, 41392, 44576, 51740, 55720, 72436, 82784, 90545, 103480, 111440, 144872, 181090, 206960, 222880, 289744, 362180, 413920, 579488, 724360, 1448720, 2897440]

約数ペア:

[(1, 2897440), (2, 1448720), (4, 724360), (5, 579488), (7, 413920), (8, 362180), (10, 289744), (13, 222880), (14, 206960), (16, 181090), (20, 144872), (26, 111440), (28, 103480), (32, 90545), (35, 82784), (40, 72436), (52, 55720), (56, 51740), (65, 44576), (70, 41392), (80, 36218), (91, 31840), (104, 27860), (112, 25870), (130, 22288), (140, 20696), (160, 18109), (182, 15920), (199, 14560), (208, 13930), (224, 12935), (260, 11144), (280, 10348), (364, 7960), (398, 7280), (416, 6965), (455, 6368), (520, 5572), (560, 5174), (728, 3980), (796, 3640), (910, 3184), (995, 2912), (1040, 2786), (1120, 2587), (1393, 2080), (1456, 1990), (1592, 1820)]