20129595860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3978181}}^1$

素因数の和:3978224

約数の個数: 48

約数和(自身を含む): 48120089472

約数和(自身を除く): 27990493612

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, 3978181, 7956362, 15912724, 19890905, 39781810, 43759991, 79563620, 87519982, 91498163, 175039964, 182996326, 218799955, 365992652, 437599910, 457490815, 875199820, 914981630, 1006479793, 1829963260, 2012959586, 4025919172, 5032398965, 10064797930, 20129595860]

約数ペア:

[(1, 20129595860), (2, 10064797930), (4, 5032398965), (5, 4025919172), (10, 2012959586), (11, 1829963260), (20, 1006479793), (22, 914981630), (23, 875199820), (44, 457490815), (46, 437599910), (55, 365992652), (92, 218799955), (110, 182996326), (115, 175039964), (220, 91498163), (230, 87519982), (253, 79563620), (460, 43759991), (506, 39781810), (1012, 19890905), (1265, 15912724), (2530, 7956362), (5060, 3978181)]