2100098840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1071479}}^1$

素因数の和:1071504

約数の個数: 48

約数和(自身を含む): 5496692400

約数和(自身を除く): 3396593560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 1071479, 2142958, 4285916, 5357395, 7500353, 8571832, 10714790, 15000706, 21429580, 30001412, 37501765, 42859160, 52502471, 60002824, 75003530, 105004942, 150007060, 210009884, 262512355, 300014120, 420019768, 525024710, 1050049420, 2100098840]

約数ペア:

[(1, 2100098840), (2, 1050049420), (4, 525024710), (5, 420019768), (7, 300014120), (8, 262512355), (10, 210009884), (14, 150007060), (20, 105004942), (28, 75003530), (35, 60002824), (40, 52502471), (49, 42859160), (56, 37501765), (70, 30001412), (98, 21429580), (140, 15000706), (196, 10714790), (245, 8571832), (280, 7500353), (392, 5357395), (490, 4285916), (980, 2142958), (1960, 1071479)]