16843820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5231}}^1$

素因数の和:5270

約数の個数: 48

約数和(自身を含む): 42190848

約数和(自身を除く): 25347028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 5231, 10462, 20924, 26155, 36617, 52310, 73234, 104620, 120313, 146468, 183085, 240626, 366170, 481252, 601565, 732340, 842191, 1203130, 1684382, 2406260, 3368764, 4210955, 8421910, 16843820]

約数ペア:

[(1, 16843820), (2, 8421910), (4, 4210955), (5, 3368764), (7, 2406260), (10, 1684382), (14, 1203130), (20, 842191), (23, 732340), (28, 601565), (35, 481252), (46, 366170), (70, 240626), (92, 183085), (115, 146468), (140, 120313), (161, 104620), (230, 73234), (322, 52310), (460, 36617), (644, 26155), (805, 20924), (1610, 10462), (3220, 5231)]