2901807440

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{105751}}^1$

素因数の和:105785

約数の個数: 80

約数和(自身を含む): 7867948800

約数和(自身を除く): 4966141360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 13720, 27440, 105751, 211502, 423004, 528755, 740257, 846008, 1057510, 1480514, 1692016, 2115020, 2961028, 3701285, 4230040, 5181799, 5922056, 7402570, 8460080, 10363598, 11844112, 14805140, 20727196, 25908995, 29610280, 36272593, 41454392, 51817990, 59220560, 72545186, 82908784, 103635980, 145090372, 181362965, 207271960, 290180744, 362725930, 414543920, 580361488, 725451860, 1450903720, 2901807440]

約数ペア:

[(1, 2901807440), (2, 1450903720), (4, 725451860), (5, 580361488), (7, 414543920), (8, 362725930), (10, 290180744), (14, 207271960), (16, 181362965), (20, 145090372), (28, 103635980), (35, 82908784), (40, 72545186), (49, 59220560), (56, 51817990), (70, 41454392), (80, 36272593), (98, 29610280), (112, 25908995), (140, 20727196), (196, 14805140), (245, 11844112), (280, 10363598), (343, 8460080), (392, 7402570), (490, 5922056), (560, 5181799), (686, 4230040), (784, 3701285), (980, 2961028), (1372, 2115020), (1715, 1692016), (1960, 1480514), (2744, 1057510), (3430, 846008), (3920, 740257), (5488, 528755), (6860, 423004), (13720, 211502), (27440, 105751)]