209901910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{39679}}^1$

素因数の和:39732

約数の個数: 24

約数和(自身を含む): 394974720

約数和(自身を除く): 185072810

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 529, 1058, 2645, 5290, 39679, 79358, 198395, 396790, 912617, 1825234, 4563085, 9126170, 20990191, 41980382, 104950955, 209901910]

約数ペア:

[(1, 209901910), (2, 104950955), (5, 41980382), (10, 20990191), (23, 9126170), (46, 4563085), (115, 1825234), (230, 912617), (529, 396790), (1058, 198395), (2645, 79358), (5290, 39679)]