2100280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 5826240

約数和(自身を除く): 3725960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 577, 728, 910, 1154, 1820, 2308, 2885, 3640, 4039, 4616, 5770, 7501, 8078, 11540, 15002, 16156, 20195, 23080, 30004, 32312, 37505, 40390, 52507, 60008, 75010, 80780, 105014, 150020, 161560, 210028, 262535, 300040, 420056, 525070, 1050140, 2100280]

約数ペア:

[(1, 2100280), (2, 1050140), (4, 525070), (5, 420056), (7, 300040), (8, 262535), (10, 210028), (13, 161560), (14, 150020), (20, 105014), (26, 80780), (28, 75010), (35, 60008), (40, 52507), (52, 40390), (56, 37505), (65, 32312), (70, 30004), (91, 23080), (104, 20195), (130, 16156), (140, 15002), (182, 11540), (260, 8078), (280, 7501), (364, 5770), (455, 4616), (520, 4039), (577, 3640), (728, 2885), (910, 2308), (1154, 1820)]