2988894560

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{983189}}^1$

素因数の和:983223

約数の個数: 48

約数和(自身を含む): 7432916400

約数和(自身を除く): 4444021840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 983189, 1966378, 3932756, 4915945, 7865512, 9831890, 15731024, 18680591, 19663780, 31462048, 37361182, 39327560, 74722364, 78655120, 93402955, 149444728, 157310240, 186805910, 298889456, 373611820, 597778912, 747223640, 1494447280, 2988894560]

約数ペア:

[(1, 2988894560), (2, 1494447280), (4, 747223640), (5, 597778912), (8, 373611820), (10, 298889456), (16, 186805910), (19, 157310240), (20, 149444728), (32, 93402955), (38, 78655120), (40, 74722364), (76, 39327560), (80, 37361182), (95, 31462048), (152, 19663780), (160, 18680591), (190, 15731024), (304, 9831890), (380, 7865512), (608, 4915945), (760, 3932756), (1520, 1966378), (3040, 983189)]