2196103640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{661477}}^1$

素因数の和:661571

約数の個数: 32

約数和(自身を含む): 5000773680

約数和(自身を除く): 2804670040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 661477, 1322954, 2645908, 3307385, 5291816, 6614770, 13229540, 26459080, 54902591, 109805182, 219610364, 274512955, 439220728, 549025910, 1098051820, 2196103640]

約数ペア:

[(1, 2196103640), (2, 1098051820), (4, 549025910), (5, 439220728), (8, 274512955), (10, 219610364), (20, 109805182), (40, 54902591), (83, 26459080), (166, 13229540), (332, 6614770), (415, 5291816), (664, 3307385), (830, 2645908), (1660, 1322954), (3320, 661477)]