28290460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5591}}^1$

素因数の和:5634

約数の個数: 48

約数和(自身を含む): 67640832

約数和(自身を除く): 39350372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 5591, 11182, 22364, 27955, 55910, 61501, 111820, 123002, 128593, 246004, 257186, 307505, 514372, 615010, 642965, 1230020, 1285930, 1414523, 2571860, 2829046, 5658092, 7072615, 14145230, 28290460]

約数ペア:

[(1, 28290460), (2, 14145230), (4, 7072615), (5, 5658092), (10, 2829046), (11, 2571860), (20, 1414523), (22, 1285930), (23, 1230020), (44, 642965), (46, 615010), (55, 514372), (92, 307505), (110, 257186), (115, 246004), (220, 128593), (230, 123002), (253, 111820), (460, 61501), (506, 55910), (1012, 27955), (1265, 22364), (2530, 11182), (5060, 5591)]