7445620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4091}}^1$

素因数の和:4120

約数の個数: 48

約数和(自身を含む): 19248768

約数和(自身を除く): 11803148

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4091, 8182, 16364, 20455, 28637, 40910, 53183, 57274, 81820, 106366, 114548, 143185, 212732, 265915, 286370, 372281, 531830, 572740, 744562, 1063660, 1489124, 1861405, 3722810, 7445620]

約数ペア:

[(1, 7445620), (2, 3722810), (4, 1861405), (5, 1489124), (7, 1063660), (10, 744562), (13, 572740), (14, 531830), (20, 372281), (26, 286370), (28, 265915), (35, 212732), (52, 143185), (65, 114548), (70, 106366), (91, 81820), (130, 57274), (140, 53183), (182, 40910), (260, 28637), (364, 20455), (455, 16364), (910, 8182), (1820, 4091)]